Neurons and some other specialized cells divide infrequently because they ________.
A) no longer have active nuclei
B) no longer carry receptors for signal molecules
C) have entered into G0
D) can no longer bind Cdk to cyclin
E) show a drop in MPF concentration

Question

Quizplus · Accepted Answer

Cells enter G0 phase when they become specialized and no longer actively divide. This phase is characterized by low metabolic activity and little or no replication. Therefore, neurons and other specialized cells divide infrequently because they have entered into G0.

Neurons and Some Other Specialized Cells Divide Infrequently Because They