Pathology Arrange the cyclins and CDKs in cell cycle from G1 to S checkpoint. a) CDK6/ Cyclin E b) CDK4/ Cyclin D c) CDK 1 / Cyclin B d) CDK2/ Cyclin A A b,a,d,c B c,a,d,b C a,b,d,c D a,d,b,c 💡 Explanation Arrange the cyclins and CDKs in cell cycle from G1 to S checkpoint. a) CDK6/ Cyclin E b) CDK4/ Cyclin D c) CDK 1 / Cyclin B d) CDK2/ Cyclin A ✓ Correct Answer: A. b,a,d,c