Indicate whether the sentence or statement is true or false.
When sugar is dissolved in water, the sugar and water are chemically combined.
Functional groups are side groups of carbon compounds that confer specific properties to these compounds.
Identify the letter of the choice that best completes the statement or answers the question.
Water molecules are polar, with the
Which of the following organic compounds is the main source of energy for living things?
Which of these is a characteristic of enzymes?
Which element is found in proteins but not in carbohydrates and fats?
Which organic molecule below is most closely related to lipids?
Molecule A Molecule B
Refer to the illustration above. Molecules like Molecule “B” are found in
Which of the following is composed of fatty acids and glycerol?
This group of organic compounds includes monosaccharides:
Carbon is different from most other elements in that
Which of the following characteristics of water is not a result of hydrogen bonding?
Enzymes involved in a chemical reaction:
Which organic compound is involved in heredity?
Water molecules break up other polar substances,
When a glass is filled to the brim with water, the water appears to bulge from the sides of the glass due to
Lipids are soluble in
Which organic molecule below is classified as a carbohydrate?
Which of the following is not an organic macromolecule?
Long chains of amino acids are found in
Amino acids are the building blocks of larger molecules called:
Which of the following is an organic compound?
All of the following are examples of carbohydrates except