When volunteers are deprived of sunlight and other environmental time cues, their circadian rhythms tend to driftto their natural or intrinsic rhythm of about 24.2 hours a day.

Question

Quizplus · Accepted Answer

This is true. Studies have shown that without external time cues, the circadian rhythms of individuals tend to drift towards their intrinsic rhythm of slightly more than 24 hours.

When Volunteers Are Deprived of Sunlight and Other Environmental Time