The Element of Protein Structure That Involves the Folding of the Polypeptide

question 22

Multiple Choice

The element of protein structure that involves the folding of the polypeptide in three dimensions and the formation of disulfide bonds between cysteines is the _____ structure.

• A) primary
• B) secondary
• C) tertiary
• D) quaternary

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Definitions:

Neopentyl Bromide

A primary alkyl halide with the formula CH3C(Br)(CH3)3, known for its resistance to nucleophilic substitution reactions.

Cyclohexanone

A six-membered cyclic ketone, important as an intermediate in the synthesis of nylon and other polymers.

α-Halogenation

A chemical process where a hydrogen atom in an organic molecule is replaced by a halogen atom through substitution.

Acid

An acid is a substance that can donate a hydrogen ion (H+) to another substance and is typically characterized by a sour taste and the ability to turn blue litmus red.