Question

In which of the following process, type-B cyclin proteins are not required ?

Answer 1

The destruction of A- and B-type cyclins inactivates Cdk1 and Cdk2. This allows ... Ubiquitylation also results in proteolysis of a protein called securin, which .... requires Rb because blocking RB function does not repress cyclin B levels and ... PLK1 contributes to mitotic entry and progression by facilitating these processes.