The active form of a protein complex that consists of cyclin and a kinase enzyme.Group of answer choicescyclinCdkMPF

An kinase enzyme that is active only when attached to a particular cyclin.Group of answer choicesMPFCdkcyclin

A cellular protein that occurs in a cyclically fluctuating concentration and that plays an important role in regulating the cell cycle.Group of answer choicesMPFCdkcyclin

A protein complex required for a cell to progress from interphase to mitosis.Group of answer choicescyclinMPFCdk

The breakdown of the nuclear envelope is due to the phosphorylation of which protein by a CDK?Group of answer choicesPhosphatasecyclinDBRPLamin

Which of the following proteins are considered to be tumour suppressor proteins? Group of answer choices Rb Cdk4 Ras Cyclin D