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

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

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

Role of proteins involved in control of cell cycle

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