Multiple Choice
An enzyme has a total of four active sites. When you denature the molecule and study its composition, you find that each active site occurs on a different polypeptide. Which of the following hypotheses does this observation support?
A) The enzyme is subject to regulation.
B) The enzyme requires a cofactor to function normally.
C) The protein's structure is affected by temperature and pH.
D) The protein has quaternary structure.
Correct Answer:

Verified
Correct Answer:
Verified
Q41: Which level of protein structure do the
Q47: Which of the following involves an increase
Q48: Refer to the accompanying figure to answer
Q49: The bonding of two amino acid molecules
Q51: Refer to the figure. Which level of
Q53: Refer to the accompanying figure to answer
Q53: Refer to Figure 5.6 to answer the
Q55: If cells are grown in a medium
Q57: What is the location of the C-terminus
Q77: The tertiary structure of a protein is