When the suprachiasmatic nucleus is removed
A) all cells in the body cease to exhibit biological rhythms.
B) many, but not all, cells lose their ability to exhibit biological rhythms.
C) cells continue to exhibit daily biological rhythms, and circadian rhythms are maintained.
D) cells continue to exhibit biological rhythms, but in an uncoordinated way.

Question

Quizplus · Accepted Answer

The suprachiasmatic nucleus (SCN) is the master clock that coordinates circadian rhythms in the body. When it is removed, individual cells may still have their own rhythms, but they become uncoordinated without the SCN's regulatory influence.

When the Suprachiasmatic Nucleus Is Removed