Which of the Following Statements About Protein Structure Is Correct

question 38

Multiple Choice

Which of the following statements about protein structure is correct?

• A) Disulfide interactions are required for the stability of globular structures.
• B) Hydrophobic sidechains commonly occur clustered in interior areas of globular proteins.
• C) The alpha-helix is maintained chiefly by hydrophobic interactions.
• D) Covalent linkages between the protomeric chains are a common feature of globular oligomeric proteins such as hemoglobin and lactate dehydrogenase (LDH).
• E) Pleated-sheet structures are found only in fibrous proteins.

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Definitions:

Factorial Design

An experimental setup that studies the effects of two or more factors by varying them simultaneously.

Treatment Factor

A variable manipulated by the researcher in an experiment to study its effect on the dependent variable.

Statistical Technique

A method or procedure applied to data in order to organize, describe, analyze, and interpret it.

Multiple T Tests

A statistical approach involving conducting several t-tests among a set of groups, typically requiring adjustment for multiple comparisons to control the Type I error rate.