HUN-2202 Chapter 5 Quiz 5A (Practice)

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The process by which proteins lose their three-dimensional, functional structure is called ____. a. acidification b. denaturation c. polymerization d. translation e. wasting

b. denaturation

What specifically determines the shape of a protein? a. the chaperone proteins that fold the peptide chain b. the amino acid sequence of the peptide chain c. the DNA sequence that codes for the protein d. the type of cell the protein is made in e. the function the protein is designed to perform

b. the amino acid sequence of the peptide chain

Amino acids are bonded together as such: Alanine-Valine-Glycine-Valine-Arginine-Glycine-Cytosine. This structure is called _____. a. amino acid chain b. dipeptide c. oligopeptide d. polypeptide e. tripeptide

c. oligopeptide

In general, proteins are absorbed into the body in the ____. a. mouth b. stomach c. small intestines d. large intestines e. liver

c. small intestines

The process by which proteins are continually being made and broken down is called ____. a. the amino acid cycle b. nitrogen balance c. protein synthesis d. protein turnover e. transcription and translation

d. protein turnover

Which amino acid listed is an essential amino acid? a. alanine b. cysteine c. glycine d. proline e. tryptophan

e. tryptophan

Which patient is most likely to have a negative nitrogen status? a. healthy infant b. teenage athlete c. pregnant teenager d. pregnant woman e. woman with anorexia

e. woman with anorexia


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