Simple tips for writing a paper on aging biological changes

Nowadays, gerontological science attracts many researchers. There is still enough time to not worry about aging, whether you are young. For older people, biological and functional changes in their bodies are becoming crucial year by year as they influence their everyday lives.

The demand for exciting and actual articles and essays about aging is high as science moves toward new revolutionary inventions that prolong people’s lives. Students at colleges and universities who study specific disciplines also get assignments on a topic related to aging and biological changes. Being vast and complex, the subject may be embarrassing for those not very familiar with the actual problems of aging.

If you have some questions on how to write a paper on biological changes, there are several ways out of this situation. The easiest way is to ask your friend or family member with needed skills to help you out. Also, you can reach for the help of a teacher.

Another effective option is finding a reliable online site that helps students write papers. AnyHomeworkHelp.com homework help service is an excellent example of a dependable site created and supported by solid specialists. Professional writing services aim to support students with essays, case studies, and other papers. You can order work on any topic, not only on aging biological changes and get many benefits from collaboration with proficient authors. The article below will provide several effective hacks on writing an excellent paper on aging from writers with experience. We recommend you read the tips we offer and apply them in practice.

<img width=
Aging Biological Changes

The Main Points Of Aging Are Biological Changes

Before we start informing you about the working hack on writing, go through the essential aspects of aging biological changes. The information below will suit anyone who will write an effective and actual paper on aging. By reading about the main points, you will prepare yourself for writing.

Bones

*Less calcium containment leads to losing bones density

*Bones become weaker

*Losing strength in bones often leads to osteoporosis.

Muscles and fat

*After 30, the amount of tissue and muscle strength starts decreasing.

*Levels of hormones decline with age and stop stimulating muscle growth.

*Aging reduces overall muscle mass by up to 15%.

*Physical inactivity speeds up the loss of muscle mass.

*The percentage of fat almost doubles by the age of 75.

*The risk of diabetes increases accordingly to fat and weight boosting.

Cells

*A genetic code programs the limit of a cell’s division.

*After a cell finish dividing, it grows bigger and after dies.

*With aging, cells start functioning worse.

Organs Aging With Biological Changes

*The number of cells in organs decreases with age.

*Some organs lose fewer cells than others if an elderly is healthy.

*Many organs have a functional reserve from birth, so many of their functions remain adequate with age.

*The kidneys, the heart and blood vessels, and the brain are more likely to be damaged with age because of stress. 

Define the type of a paper

The preparational stage of writing a good paper on aging biological changes must obligately include reading instructions (if any) and defining the type of a paper. For example, you might be assigned to write an article for a magazine, a blog post, or a college paper. Each type of task will differ on such points as word count, formatting, audience, tone of voice, and other vital aspects. If you are a student who needs to write a term paper or an essay, you might get manuals from a teacher and read them.

Choose a topic

Depending on the type of task, you may need to generate a topic by yourself or choose one from several offered cases. For example, you can write about changes in skin or bones, psychological aspects related to biological changes, etc. We recommend you select a topic that will excite you and make you desire to research the topic deeply. 

Collect information

Now, after you are happy and excited about the topic for your paper, start researching to gather actual data. Any paper will benefit from using various sources. Ensure to use only reliable databases and encyclopedias. One should get access to paid and closed online libraries for some topics. It would be best to include dissertations, scientific articles, interviews, official websites, laws, and other types of sources.

Create the main thesis

Once you have all the needed data collected, proceed with generating the central idea for your work. The main thesis is a summary of your core statement on the topic. Any paper must be built around one or two significant thoughts to be readable and exciting. Thus, it would be best to start with a presentation of the main thesis in the first part of the paper. While writing the body, remind the main thesis and add some approvals. When finalizing, restate the main thesis.

Outline a Biological change paper

One should structure a paper by adding some core elements. The structure will depend on the type of paper you are about to create. A standard college essay or a term paper contains an introduction, the body, and a conclusion. Following the concrete sequence of placing the paper’s elements will help make it logical and practical. When you transition between paragraphs, use cohesive words to connect your thoughts.

Reduce mistakes

After you finish writing a paper, leave it for some time and have some rest. You will be ready to proceed with the final essential stage of writing – proofreading. Ensure to read a paper several times, looking for errors and mistypes. Ensure you are okay with grammar and punctuation. Check the tone of voice and overall style of the text—double-check the names, dates, numbers, etc.

Recap

To master a meaningful and readable paper on aging biological changes, you need to start by defining the type of paper. The next crucial step is choosing a perfect topic that inspires you. The research stage will determine the quality of your paper and help to formulate an effective main thesis. The outlining stage will help you arrange your thoughts and make a paper convincing. Please, do not forget to proofread the text. We hope these tips were helpful! Good luck!

How To Get Help With Biology Homework

How To Get Help With Biology Homework
Biology Homework

Biology is an integral part of many sciences. If you plan to connect your career with pharmaceuticals, medicine, veterinary medicine, criminology, or other natural sciences, you need a strong background in biology to succeed. However, even those students who have advanced knowledge in biology are still looking for biology homework help when they encounter problems in learning the subject.

There are many services which offer to do your homework for you. However, blindly buying ready-made homework assignments is unlikely to help you gain fundamental knowledge. In this article, we will review how to get help with homework in biology and not impair your academic success. 

Why do students face problems with studying biology?

Each student has their specific reasons why it is challenging to study a particular subject. Most often, problems with learning biology are due to gaps in knowledge and poor mastery of the subject. What to do about it?

Identify gaps in knowledge

You must first identify gaps in your knowledge before understanding how to do biology. Some students only need to repeat a couple of topics, while others have serious problems because they are completely unoriented in the subject. So, it is worth understanding what exactly causes you difficulties, and you should study the topic, which slows down your learning process again. 

Theory

It is hard to learn theoretical knowledge when the student faces dry information in the form of a text with no extra details. It is best to use vivid and interesting images. For example, when students try to understand the types, classes, and animals, choosing a picture or an association for each section is necessary. The additional materials or practical tasks will help you learn the Scientific method and theoretical material more effectively. Thus, there are many applications for tablets, phones, and computers, where you can perform practical tasks even in the form of a game. 

Visualization 

You should print out the information in the form of tables and hang it above the workplace. You will not even realize how the formula will be saved in your mind. It is also effective to draw schemes on your own. For example, if you need to study the brain’s structure, it is better to depict its parts and sign each of them schematically. Are you studying the bones and the skeleton? Try to draw it and sign each bone by yourself. No one expects you to be an artist, but this exercise will help you grasp the information you need. 

Control

After each unit, it is recommended that you take a short exam. You can take tests to understand what you have mastered and what is worth repeating again. In this way, you can be confident in your knowledge. 

How Can I Get Help With Homework In Biology?

If you cannot do your homework on your own with the materials provided, you need help from others. You must realize that one-time assistance with implementing your homework by a third party will only worsen the situation. As a result, you will get a good grade, but you still do not understand the topic, and you will have to ask for help again and again. We offer valid and efficient ways to improve your knowledge of biology.

Find a tutor 

If finances allow, you can turn to a professional tutor who can identify your weaknesses and present you with structured content in a timely and efficient manner. Working with a tutor does not mean you need to study with them for a long time. I had problems with physics, and one month of tutoring was enough for me to become the best in the class. 

Sign Up For Elective Classes 

Most schools offer elective classes where students can deepen their knowledge or fill in gaps in the subject. Ask if your school has such classes. 

Learn by bartering

You may have trouble learning biology, but you are the best at English or Math. Make an announcement with the proposal to help in solving homework in the subject in which you are an expert in exchange for help with homework in biology. 

Ask for help from senior students or classmates 

Find a person who has a good understanding of biology and can explain topics that you do not know over a cup of coffee or a pizza. 

Create A Club For Learning Biology

Do not assume that you are the only person on campus who has problems with your homework. Post an announcement about starting an online or offline biology study group. You can do your homework together, assist one another, or consult on tasks that you know how to do. You can also share money and ask a tutor to teach you about the topics you are struggling with. It will be cheaper than paying for a tutor on your own. 

Google It….How To Get Help With Biology Homework!

The 21st century offers students benefits not available to people 20 years ago. All the information you need is within one click. You no longer need to go to the library or order expensive books and wait a few days for them. You can easily find the necessary material on Google, online libraries, or cost-free online courses on Coursera. Moreover, YouTube and Instagram have become real helpers in obtaining the necessary information. There are plenty of videos and broadcasts where students like you offer the materials you need and share their ideas on how to solve academic problems. 

Look for ideas in the forums 

There are many educational forums where students help each other and share their advice on homework. You will be surprised, but you can even find the information you need on sites such as Reddit and Quora. 

How to Get Help With Biology Homework
Biology Class and Homework

Consult your teacher 

Don’t be shy to ask for help directly from your teacher. There’s nothing to be ashamed of if you need help. You can sign up for a consultation and ask any questions that cause you difficulty. 

As you can see, there are plenty of ways to enhance your knowledge of biology and not face challenges with doing your homework.

5 Golden Rules of Successful Biology Research

Successful Biology Research

Doing successful biology research is not as easy as it seems. There are 5 golden rules that you should always follow if you want to get the most out of your project. In this blog post, we will discuss these rules and provide some tips on how to implement them in your own work. So, whether you are just starting out in biology research or you have been doing it for years, be sure to read on!

Rule 1: Know Your Audience

When you’re doing research for a biology project, it’s important to keep your audience in mind. You’ll likely be presenting your findings to a teacher or classmates, so you’ll need to choose a topic that’s appropriate for their level of understanding. 

For example, if you’re researching for a high school biology class, you wouldn’t want to write about something too complex or controversial. However, if you’re doing research for a college biology class, you can feel free to explore more complicated topics. In general, it’s always a great idea to check with your teacher before starting your research to make sure you’re on the right track. By taking the time to understand your audience, you’ll be able to create a more successful biology research project.

Rule 2: Don’t Be Afraid to Ask for Help

Asking for help is a natural part of the research process. No one knows everything, and even the most experienced biologists need assistance from time to time. If you’re thinking, should I pay someone to write my research paper? The answer is, it depends. Research paper writing can be very challenging. Without the right tools, you might end up disappointed with your result. If you’re afraid that might happen, then the best thing to do is buy a research paper online. You could search for ‘write my research paper’ on your favorite engine and set up an appointment with a writing specialist.

You could also consult with a professor or other expert in the field. If you don’t know anyone who specializes in biology, you can try reaching out to a librarian or searching for online resources. Another great way to get help is to ask fellow students who might be working on similar projects. No matter how you choose to get help, don’t be afraid to ask for it when you need it. Doing so will allow you to make the most of your research and produce the best possible results.

Learn the 5 Golden Rules for Successful Biology Research

Rule 3: Pick a Topic That You Are Passionate About

When it comes to research, picking a topic that you’re passionate about can make all the difference. Not only will you be more likely to enjoy the process of research, but you’ll also be more likely to stick with it even when the going gets tough. And trust me, there will be tough times. There will be days when you feel like you’re getting nowhere when all your hard work seems to be for nothing. 

But if you care about your topic, if you’re invested in finding out the answer to your question, then you’ll keep going. You’ll find a way to push through the difficult times and come out on the other side with new knowledge and a sense of accomplishment. So if you’re thinking about starting a research project, ask yourself: what is a topic that I’m passionate about? Once you have your answer, you’ll be one step closer to success.

Rule 4: Do Your Research

When you’re doing biology research, it’s important to do your research. That may sound like a no-brainer, but you’d be surprised how many people skimp on this step. They’ll read a few books or articles, maybe talk to a few experts, and then start writing. The problem is that they haven’t really taken the time to understand the topic inside and out. As a result, their work is often inaccurate or incompetent. 

So if you’re serious about doing great, successful biology research, take the time to immerse yourself in the literature. Read everything you can get your hands on. Talk to as many experts as possible. And only when you have a thorough understanding of the topic should you start writing.

Rule 5: Stay Organized and Keep Track of Your Progress

As a biology researcher, it’s also important to stay organized and keep track of your progress. That way, you can avoid duplication of effort and make sure that you’re making the best use of your time. There are a few different ways to do this. First, make sure to keep records of your experiments. Note down what you did, the results you receive, and any observations you made. 

Second, create a project plan that outlines the steps you need to take to complete your research. This will help you stay on track and identify any potential problems early on. Finally, don’t be afraid to ask for help online, from your supervisor or colleagues. They can offer valuable insights and feedback that can help improve the quality of your work!

10 Biology Jokes That’ll Make You Laugh Your Genes Off

Biology, while super informative and exciting to science junkies, can be a little dry. It can also be pretty intimidating. However, we’re going to look at the light side: biology jokes!

We definitely need to insert humor into biology. However, not literally into our biology. That could be painful. Or gassy.

We’ve scoured the web for the best biology jokes to add some fun to your life science. These biology jokes also will help you better learn and remember biological terms and concepts.

Marine Life Sea GIF by Underdone Comics - Find & Share on GIPHY

Jokes 101

Biology is the study of life. And comedy is the art of laughing at the ups and downs of life. Comedy is a way of inserting humor into the serious. Jokes are often a way to relieve tension and stress.

Learning biology is easy and exciting for some. It’s tough and intimidating for others. Humor unites us all. Some truly funny biology jokes will not just get you laughing but help you learn to enjoy the concepts of life science.

Now, while knowing a couple of biology jokes isn’t going to make you a stand-up comedian, they just might help you remember important key terms and help you ace your next exam.

The Science of Funny

What makes things funny? Writing good biology jokes is not just about inserting biology terms or talking about farts. Good jokes are about playing with expectations.

You capitalize on the fact that words have double meanings. You play with expectations and add that little something extra.

In comedy, you play with the way people read or think about things. You make light of the different levels of meaning words or ideas have to give everyone’s brain a little tickle. Comedy is about relieving tension and sometimes you play with where people’s minds may go in order to get them to let out a deep belly laugh. So, onto the list!

The 10 Best Biology Jokes

  • What did the Femur say to the Patella?
  • Which Biochemicals Wash up on Beaches?
  • What is Blood’s Message to the World?
  • What do You Call a Member of the Financial Staff of the Faculty of Biology?
  • Why are men sexier than women?
  • What do You Call a Microbiologist who has Visited 30 Different Countries and Speaks 6 Languages?
  • Is there a Big Difference Between Male and Female Anatomy?
  • What did One Cell Say to His Sister Cell When She Stepped on His Toe?
  • How does Juliet Maintain a Constant Body Temperature?
  • Why didn’t the Dendrochronologist Ever Get Married?

What did the Femur say to the Patella?

I kneed you.

I Love You GIF by Psyklon - Find & Share on GIPHY

Joke Dissection

This joke is humorous because the femur is the thigh bone and the patella is the knee cap. The femur literally needs the patella to walk. It connects the femur to the rest of the leg. Kneed is a play on the word need. The double context makes it a quick chuckle. Now, one might also say this joke was humerus. But the humerus is an arm bone.

Joke Source

http://www.jokes4us.com/miscellaneousjokes/schooljokes/biologyjokes.html

Which Biochemicals Wash Up on Beaches?

Nucleotides

Scientific Illustration Cell Biology Animation Medical Dna Rna Polymerase Transcription GIF - Find & Share on GIPHY

Joke Dissection

This joke is funny because of the play on words between tides on a beach and the suffix -tides of the biochemical molecule called nucleotides. Nucleotides are the organic molecules that make up DNA. There’s also the added humor that they wouldn’t wash up on beaches.

But, technically, if we put on our lab coats and act like sticklers of science, nucleotides do wash up on beaches in the form of organic life. There are millions of microorganisms that live in the ocean, and there are also nucleotides in the various parts of living things that wash up on the shore.

Joke Source

https://www.buzzfeed.com/kellyoakes/biology-jokes

What Is Blood’s Message to the World?

B Positive.

Evolution Thumbs Up GIF - Find & Share on GIPHY

Joke Dissection

This joke makes our list of funniest biology jokes because it has multiple levels. There’s the fact that B positive is a blood type. and it is a play on the phrase, “Be Positive.”

It’s also funny to imagine your blood being super optimistic and sweet considering how little we see of it. Giving it that personality gives it that extra level of humor.

Also if you’re a fan of dark humor, B positive blood is super rare. The argument could be made that optimists are even rarer.

Joke Source

http://www.jokes4us.com/miscellaneousjokes/schooljokes/biologyjokes.html

What do You Call a Member of the Financial Staff of the Faculty of Biology?

A buy-ologist.

Shopping GIF - Find & Share on GIPHY

Joke Dissection

This joke is funny because it’s a play on the word biologist. Not just any biologist but the person who manages the money for biology, which would make them a buyer. Are dad biology jokes a thing?

Joke Source

http://laffgaff.com/biology-jokes-puns-and-one-liners/

Why are Men Sexier than Women?

You can’t spell sexy without a ‘xy’

Sexy Homer Simpson GIF - Find & Share on GIPHY

Joke Dissection

This joke is funny on multiple levels. Now this joke has a nice build up that gets you thinking it’s talking about sexual reproduction. But it’s talking about sex as in the biological sex of someone.

Cis-gendered men are born male because of their XY chromosomes. Cis-gendered women have XX chromosomes.

This joke also sounds like a cheesy pickup line you would hear from a sketchy character, but instead, it’s biologically informative.

Joke Source

https://www.quickfunnyjokes.com/biology.html

What Do You Call a Microbiologist Who Has Visited 30 Different Countries and Speaks 6 Languages?

A man of many cultures

Petri Dish GIF - Find & Share on GIPHY

Joke Dissection

This is one of our favorite biology jokes because it’s a play on the world of microbiologists. Microbiologists need to get cultures in order to study the colonies of bacteria, protozoans, or other microorganisms.

Joke Source

https://www.quickfunnyjokes.com/biology.html

Is There a Big Difference Between Male and Female Anatomy?

Yes, a vas deferens.

Good One Lol GIF by Chicks on the Right - Find & Share on GIPHY

Joke Dissection

This is one of our favorite biology jokes! It’s so hilarious because of the solid wordplay. Vas deferens is a play on vast difference. But literally, one of the biggest differences between male and female anatomy is the vas deferens. The vas deferens are the ducts that lead sperm cells from the epididymis to the ejaculatory ducts.

Joke Source

https://www.buzzfeed.com/kellyoakes/biology-jokes

What Did One Cell Say to His Sister Cell When She Stepped on His Toe?

Mitosis.

Redux GIF - Find & Share on GIPHY

Joke Dissection

This is a great biology joke because it covers the basics. Mitosis is how cells replicate. One cell forms two sister cells. But it also brings in the element of two sisters fighting.

So if one sister steps on another sister’s toes she might say “My toesies.” Which sounds like mitosis. It’s also funny to picture two cells bickering like sisters.

Joke Source

http://laffgaff.com/biology-jokes-puns-and-one-liners/

How Does Juliet Maintain a Constant Body Temperature?

Romeostasis.

No Way Lol GIF by Rosanna Pansino - Find & Share on GIPHY

Joke Dissection

This isn’t just one of the funniest biology jokes, but it brings in some Shakespeare and literature. Literary references can be funny, too. Homeostasis is how animals maintain their internal temperature and the equilibrium of their body. “Romeo & Juliet” is one of the most popular love stories of all time.

Joke Source

http://laffgaff.com/biology-jokes-puns-and-one-liners/

Why Didn’t the Dendrochronologist Ever Get Married?

Because he only dated trees

Tree Hugger GIF - Find & Share on GIPHY

Joke Dissection

A dendrochronologist is a person who studies the lifespan of trees. They literally date trees. But it would be sad to imagine a single, lonely scientist only dating trees. This joke is not just a super deep reference, it also is a play on words.

You also imagine the sad picture of a lonely dendrologist studying their trees but, surprise, it’s about what they literally do.

Joke Source

https://www.buzzfeed.com/kellyoakes/biology-jokes

Now it may be a while before you are touring with Kevin Hart. But you will definitely make your professor laugh with these great biology jokes. Not only can they help you ace your exam, but you’ll also put breathing more life into life science.

What Is Osmosis in Biology? Understanding How Solvents Break the Barrier

Are you getting ready for your first biology class? Or are you trying to shake off the cobwebs and remember your biology from years ago? Either way, you may be asking, what is osmosis in biology?

We want to answer this question in a way that is thorough and understandable at the same time. Dust off your old textbook and put on your reading glasses as you find answers to the question, “What is osmosis in biology?”

What Is Osmosis In Biology?

Osmosis is a type of diffusion. In biology, it is related to cells. Osmosis happens when a solvent flows through a cell membrane, to balance the concentration of a solute — such as salt. If water is a solvent, it will be affected by the amount of salt (solute) that it contains.

Understanding Diffusion

Diffusion happens when molecules move from a highly concentrated area to a less concentrated region. Solids, liquids, and gasses can all diffuse.

When a liquid such as water diffuses in cellular biology, it crosses a semipermeable membrane to balance the concentrations of substances within the cells. As water flows in or out of a cell, the concentration of solutes affects its travel.

Semipermeable Membranes

To answer the question, what is osmosis in biology, we have to understand semipermeable membranes.

Semipermeable membranes are membranes that allow specific molecules or solvents to pass through by diffusion. Every cell in the human body has a cellular membrane, and they are semipermeable.

That word breaks down: “semi” in this biology word means “partly”, and “permeable” means “able to be passed through, or permeated.” So, semipermeable membrane means a membrane partially able to be crossed.

Some things can pass through, and others cannot.

Osmosis happens as solvents pass into and out of the cell, crossing that semipermeable membrane.

Osmosis in Plants and Animals

Plant cells need more water than animal cells. Plants have thicker cell walls that can contain more solution before bursting. For that reason, plants can thrive with the diffusion of hypotonic solutions.

Hypotonic solutions have a much higher ratio of solvent to solute. Hypotonic solutions can make animal cells burst; animal cells have thinner cell walls than plant cells.

Isotonic solutions are much better for diffusion in animal cells. Isotonic solutions contain equal amounts of solvent and solute. Conversely, isotonic solutions will leave plants drooping and unhealthy.

Did you ever hear of someone pouring salt on a slug when they were a child? Hopefully not; but if you did you know the slug shriveled up and essentially disappeared. That is because the water left the slug’s cells in an attempt to balance the concentration of salt outside the cells.

That is osmosis in action.

Examples of Osmosis

Try it at home! If you are looking for an example of osmosis you can easily try at home, and you have some lettuce in your fridge (or any leafy green like kale or spinach) that has become wilted try this experiment:

Types of Solutions

test tube

image source: pixabay.com

Every solution has a solvent and a solute. When you buy contact lens solution, you are essentially buying saltwater; water is the solvent and salt is the solution. The same is basically true of your tears.

Solutions

To answer the question, what is osmosis in biology, we have to understand the types of solutions in biology. Solutions include isotonic, hypotonic, and hypertonic.

Iso means “equal.”

Isotonic solutions have equal amounts of solutes inside and outside the cell. Therefore, isotonic solutions have no net movement because the concentration is already equal.

“Hypo” means “below” or “lower.”

Hypotonic solutions have lower concentrations of solutes outside of the cell than inside. This causes osmosis as solvents enter the cell to even the concentration.

Hyper means “high” or “above.”

Hypertonic solutions have higher concentrations of solutes outside the cell causing osmosis as solvents exit the cell to balance the concentration.

Osmosis Applications and Uses

We asked, what is osmosis in biology, and a logical follow-up question is, what are the applications of osmosis?

Another easy osmosis experiment to try at home:

You need two glass or ceramic cereal-sized bowls, one large carrot or two “baby” carrots, salt, and water.

  1. Pour water into both bowls, sufficient to cover the carrot(s).
  2. Stir salt into one of the bowls until it stops dissolving (hot water will dissolve the salt faster, but let it cool to room temp before adding the carrot).
  3. Place a baby carrot, or half of your large carrot, in both bowls.
  4. Wait: set a timer for one hour, and check your carrots at intervals throughout the day.

We can see something interesting when we drop a carrot into a bowl of saltwater. Within hours the carrot will have become a limp, orange piece of ribbon.

Why? Because the water left the carrot to balance the high concentration of salt surrounding the carrot.

Have you ever watched a suspense movie where the stranded travelers on a desert island are longing for something to drink and one wise traveler warns the others, “Do not drink the ocean water!” A diet of ocean water would leave your cells void of water as it traveled to counteract the salt.

Medicine

Noting the effect of osmosis on our cells, consider the role of osmosis in medicine. Our red blood cells are the giver of life to many who have undergone blood transfusions. In the meantime, red blood cells are stored in an isotonic solution. Remember the solution types?

An isotonic solution is measured to balance the concentration of solutes inside and outside the cells. If the blood cells were stored in a hypotonic or hypertonic solution, the cells would either lose their water or be overtaken by water. Either way, lives could be lost.

A similar phenomenon happens when medicine is received intravenously. If the medicine within the IV solution took on too much solution or lost too much solution, it would not achieve its intended purpose.

Fruits

Have you ever eaten a dehydrated peach chip? Or strawberry chip? Fruits are dehydrated and preserved through osmosis.

Fruits are made primarily of water, so as osmosis causes the water to leave the fruit, it becomes much less likely to spoil

Meat

The opposite is true of meats. Think of the days before refrigerators and ice boxes. How did people preserve their meat? They covered it with salt.

Why did they do that? Unlike fruits that are dehydrated, meats are preserved through drawing solvent into the meat. As the solvent enters, it brings the solute (salt) with it to prevent easy access for bacteria. Salt creates a hypertonic environment that is lethal to bacteria cells.

The Other Side of the Coin

Remember the folks on the desert island? While osmosis could lead to their death through the consumption of saltwater, osmosis could also be their best friend. Since osmosis is a two-way street, it flows into and out of cells depending on concentration levels, it can actually be used to turn saltwater into something salt-free and drinkable.

While the stranded folks wouldn’t have the proper tools to reverse osmosis on the desert island, it is not impossible for someone with an understanding of science and osmosis.

Basically, the pressure is created to push water from highly concentrated areas into an area away from the salt. Today, small units can actually be purchased to reverse osmosis and create safe drinking water.

Here’s an example of a large unit, used in Australia, to clean saltwater for drinking:

Conclusion

water
image source: pexels.com

What is osmosis in biology? Hopefully, you can now answer that question with some thoroughness.

Osmosis is a type of diffusion that happens when a solvent moves through a semipermeable membrane. In biology, water moves through our cells based on the concentration or ratio of solvent (water) to solute (salt).

Semipermeable membranes allow some solutions to pass through, meaning cells can take on too much water or lose too much water. If a cell is in a solution more concentrated than itself (hypertonic), water will enter the cell to balance the high concentration of salt without the cell.

Osmosis also plays a key role in carrying nutrients across the cell membrane. Likewise, waste is escorted out of the cell. Osmosis allows the roots of trees and plants to get the water and nutrients they need to grow strong and healthy.

In return, the plants feed us, either directly or by sustaining the herd animals we eventually eat. Plants rely on osmosis to live, and people rely on plants to live.

Aside from plants, osmosis also is crucial to man’s survival because it expels toxins and waste from our systems.

Hopefully, you have an understanding of osmosis as you move ahead in your biology class or as you reflect on your biology class from many years ago. Osmosis in biology is more than a scientific principle in an old textbook; it is a lifeline for both plants and animals.

You can look around you each day and see it at work, from tall trees in your backyard to patients recovering in the hospital with an IV feeding their veins. Practical examples of osmosis range from accident victims receiving emergency blood transfusions to little kids pouring salt on slugs.

Take note of the osmosis that happens in front of you each day and be amazed by the science all around you.

Featured image: pixabay.com