Multiple Choice
When endogenous rhythms are studied by removing all external cues for what time of day it is,what duration of circadian rhythm do most people adopt?
A) a rhythm that is between 23 and 24 hours long
B) a rhythm that is 24 to 25 hours long
C) a rhythm that is 25 to 26 hours long
D) People do not establish a normal rhythm when cues about time of day are removed.
Correct Answer:

Verified
Correct Answer:
Verified
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