Multiple Choice
Refer to the figure. This map supports which of the these observations about circadian rhythms in humans?
A) Humans in industrialized societies are no longer entrained by light.
B) The effect of light on biological rhythms is fast disappearing.
C) People tend to sleep more in northern latitudes.
D) There is still evidence that humans are entrained by light.
Correct Answer:

Verified
Correct Answer:
Verified
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