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The amino acid that is missing or in the smallest supply is called the:


A) essential amino acid.
B) minor amino acid.
C) limiting amino acid.
D) incomplete amino acid.

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Proteases are:


A) protein messengers that are released from storage in response to an alteration in the body's homeostasis.
B) transport proteins that move substances throughout the body.
C) defense proteins that attack foreign bacteria,viruses,and toxins.
D) enzymes that break down protein.

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Denaturation destroys the primary structure of proteins.

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In adequately nourished individuals,protein contributes minimally to energy needs.

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Amino acids are joined together by which specific bond?


A) lipase
B) disulfide
C) hydrogen
D) peptide

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Unlike carbohydrates and lipids,proteins are composed of:


A) glucose molecules.
B) amino acids.
C) proteases.
D) phospholipids.

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Which of the following grains is a complete protein?


A) white rice
B) wheat
C) corn
D) quinoa

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Endurance athletes have increased protein needs as compared with sedentary individuals.

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Which of the following supplements would you MOST recommend a vegan add to his/her diet?


A) protein
B) fiber
C) vitamin B₁₂
D) vitamin C

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Which hormone controls the production of hydrochloric acid and the release of pepsin?


A) pepsinogen
B) insulin
C) cholecystokinin (CCK)
D) gastrin

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Which of the following foods would contain the highest protein content?


A) cooked carrots
B) chicken
C) corn
D) whole-wheat bread

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