Unit 2 Review

Proteins are made of monomers called _______.

• Nucleotides
• Amino acids
• Fatty acids
• Glucose

A polymer made of simple sugars that is a source of energy for the body.

• Protein
• Lipid
• Carbohydrate
• Nucleic Acid

A polymer with building blocks of amino acids that play many roles in the body, including sending signals in the body.

• Protein
• Lipid
• Carbohydrate
• Nucleic Acid

compounds containing carbon and hydrogen bonds that are found in living things

• Carbohydrates
• Proteins
• Lipids
• Organic compounds

A molecule that can be bonded to other identical molecules to form a larger molecule

• Polymer
• Element
• Compound
• Mixture

DNA is an example of which organic macromolecule?

• Lipid
• Protein
• Carbohydrate
• Nucleic Acid

Oils and fats are examples of which organic macromolecule?

• Carbohydrates
• Proteins
• Nucleic Acids
• Lipids

Which organic macromolecule provides short term energy?

• Proteins
• Nucleic Acids
• Lipids
• Carbohydrates

A polymer made up of amino acids is broken into monomers when water is added and the molecules react. This is an example of what type of reaction?

• Condensation reaction
• Hydrolysis reaction
• Redox reaction
• Substitution reaction

A substance that speeds up a chemical reaction is called a ___

• Reactant
• Product
• Enzyme
• Catalyst