Protein + Enzymes

Multiple Choice

Which of the following statements best describes a polypeptide?

• A chain of many amino acids joined by peptide bonds

• Two amino acids joined by a peptide bond

• A molecule that cannot be made by the body

• A type of essential amino acid

Multiple Select

Which of the following are examples of contractile proteins?

• Actin

• Keratin

• Myosin

• Albumin

Multiple Choice

Which protein provides a source of food for developing embryos in some animals?

• Albumin

• Hemoglobin

• Insulin

• Keratin

Match

Match the following Biomolecules to their Function

• Carbohydrate

• Protein

• Lipid

• Enzyme

Primary energy source for all living things; Glucose, Chitin, Starch

Source of Nitrogen; Enzymes, Muscle, Antibodies, Hormones

Used to Store Energy; Provides Insulation in Animals

A type of Protein that acts like a Catalyst=Speeds Up Chemical Reactions

• Primary energy source for all living things; Glucose, Chitin, Starch

• Source of Nitrogen; Enzymes, Muscle, Antibodies, Hormones

• Used to Store Energy; Provides Insulation in Animals

• A type of Protein that acts like a Catalyst=Speeds Up Chemical Reactions