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What are the smallest units that can carry on life functions called? |
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Living things are composed of ______________. |
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Give an example of a scientific observation. |
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What is a hypothesis? |
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What 3 things compose an atom? |
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Matter is made of ________________. |
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When atoms gain energy, what happens to electrons? |
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Do cells contain a few or thousands of different kinds of enzymes? |
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__________________ reactions are important in organisms because they allow the passage of energy from one molecule to another. |
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What is a polar molecule? |
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Water molecules break up other polar substances. Give an example of such a polar molecule. |
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What happens to ionic compounds in water? |
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Which is not a carbohydrate —– glycogen, steroids, cellulose, or sugars? |
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Amino acids are the monomers for making ________________. |
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Is ice an example of an organic molecule? |
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The type & order of the amino acids determines the ___________ of a protein. |
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Very active cells need more of which organelle? |
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What organelle is the packaging & distribution center of the cell? |
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What membrane surrounds the nucleus? |
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What is the function of mitochondria. Sketch their shape. |
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Where is chlorophyll found in plants? |
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Diffusion takes place from ________________ concentration to ___________. |
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If a cell has a high water content, will it lose or gain water? |
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Ink dispersing in a beaker is an example of ________________. |
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Very large molecules enter cells by a process called ________________. |
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Endocytosis and exocytosis occur in ______________ directions across a cell membrane. |
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What is photosynthesis? |
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Where do the dark reactions of photosynthesis take place? |
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When chlorophyll absorbs light energy ATP is made and what other energy carrying molecule? |
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When chlorophyll absorbs light energy, what happens to its electrons? |
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_______________ molecules are responsible for the photosystems. |
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Electrons that have absorbed energy & moved to a higher energy level enter what chain? |
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When cells break down food molecules, energy is temporarily stored in what molecule? |
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When muscles do not get enough oxygen, what acid forms during exercise? |
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If you are growing bacteria in a culture and lactic acids starts to form, the bacteria are not getting enough of what gas? |
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The 2 stages of cellular respiration are _____________ & oxidative respiration. |
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Citric acid forms in which cycle during cellular respiration? |
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ATP molecules are formed inside what cellular organelle? |
| What is the study of life called? |
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