Which of the following properties is associated with a cyclin-dependent kinase (Cdk)?
A) A Cdk is inactive, or "turned off," in the presence of a cyclin.
B) The number of Cdk molecules increases during the S and G2 phases and decrease during M.
C) A Cdk is an enzyme that catalyzes the attachment of kinetochores to microtubules.
D) A Cdk is an enzyme that attaches phosphate groups to other proteins.

Question

Quizplus · Accepted Answer

Cyclin-dependent kinases (Cdks) are enzymes that phosphorylate (attach phosphate groups to) other proteins, which is crucial for regulating the cell cycle.

Which of the Following Properties Is Associated with a Cyclin-Dependent