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

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

The set of genes used to regulate the cell cycle are called:Group of answer choicescyclinsoncogenesproto-oncogeneskinases

What role does the proteasome play in the regulation of the cell cycle?Group of answer choicesIt degrades ubiquitinated cyclin as part of a positive CDK/cyclin feedback mechanism.It degrades ubiquitinated CDK as part of a negative CDK/cyclin feedback mechanism.It degrades ubiquitinated cyclin as part of a negative CDK/cyclin feedback mechanism.It degrades ubiquitinated CDK as part of a positive CDK/cyclin feedback mechanism.

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

Role of proteins involved in control of cell cycle