# GATE2020: 29

Which of the following statemets are $CORRECT$ about eukaryotic cell cycle?

1. $CDKs$ can phosphorylate proteins in the absence of cyclins
2. $CDKs$ can be inactivated by phosphorylation
3. Degradation of cyclins is required for cell cycle progression
4. $CDKs$ are not involved in chromosome condensation
1. $P$ and $R$ only
2. $P$ and $S$ only
3. $P, Q$ and $R$ only
4. $Q$ and $R$ only
in Others
edited