Zymogens are
A) inactive precursors of enzymes which can be activated by the irreversible cleavage of covalent bonds.
B) inactive forms of enzymes which require phosphorylation by a kinase to become active.
C) allosteric enzymes that are always in the R state.
D) allosteric enzymes that are always in the T state.

Question

Quizplus · Accepted Answer

Zymogens are inactive precursors of enzymes that become active through the irreversible cleavage of covalent bonds, often as part of a regulatory mechanism to control the activity of the enzyme.

Zymogens Are