Which of the following is not true of the enzyme-substrate interaction?
A) Many enzymes are extremely specific regarding a substrate.
B) Many enzymes cannot recognize a stereoisomer of their substrate.
C) Some enzymes accept any of a whole group of substrates.
D) Carboxypeptidase recognizes any of the amino acids from the carboxyl end of a polypeptide.
E) Cells are often able to carry out metabolic activity with only a handful of enzymes because many are nonspecific.
Correct Answer:
Verified
Q18: Substrate activation may involve
A)a change in enzyme
Q19: The equation A − PO4 + B
Q20: Which of the following is an enzyme?
A)iron
B)histidine
C)carboxypeptidase
Q21: Mixed-type inhibitors will affect the _ of
Q22: The Michaelis constant
A)can be determined using the
Q24: Of the following,which is used to inhibit
Q25: Enzyme regulation may occur by several methods.Which
Q26: Covalent modification
A)can activate an enzyme.
B)affects the activity
Q27: The induced-fit model
A)was proposed by Hans Buchner.
B)distorts
Q28: A linear relationship between Vmax and enzyme
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