7th Grade Biological Molecule + Water Review

What type of molecule contains glycerol?

• simple carbohydrate

• fat

• complex carbohydrate

• protein

What type of molecule contains amino acids?

• simple carbohydrate

• fat

• complex carbohydrate

• protein

What type of molecule is an enzyme?

• simple carbohydrate

• fat

• complex carbohydrate

• protein

The diagram shows the structure of something called a triglyceride. A triglyceride is a

• fat

• protein

• carbohydrate

• sugar

Basic units of cabohydrates.

• simple sugars

• amino acids

• fatty acids and glycerol

• nucleotides

Basic units of proteins.

• simple sugars

• fatty acids and glycerol

• nucleotides

• amino acids

Basic units of lipids.

• nucleotides

• amino acids

• simple sugars

• fatty acids and glycerol

Two examples of much larger sugar molecules (polysaccharides).

• starch

• sucrose

• glucose

• glycogen

Lipids are important in forming _____________.

• DNA

• RNA

• cell membanes

• cytoplasm

The most abundant compound in most living things is

• sodium chloride

• sugar

• carbon dioxide

• water