Circadian rhythms can best be described as
A) heartbeats that trigger a change in blood circulation.
B) the changes that occur in wakefulness after jet lag and shift work.
C) the regulation of biological cycles into regular,daily patterns.
D) the time between sunrise and sunset,which determines sleep patterns.

Question

Quizplus · Accepted Answer

Circadian rhythms are internal processes that regulate the sleep-wake cycle and repeat roughly every 24 hours, influencing and regulating daily patterns in biological activities.

Circadian Rhythms Can Best Be Described as