Daily activity cycles are _______ rhythms.
A) circannual
B) circalunidian
C) circadian
D) crepuscular
E) photoperiod

Question

Quizplus · Accepted Answer

Daily activity cycles refer to the 24-hour cycle of activity and rest, which is regulated by the internal circadian rhythm. Circannual rhythms refer to yearly cycles, circalunidian rhythms refer to cycles occurring every lunar month, crepuscular rhythms refer to activity during twilight, and photoperiod refers to the period of light and darkness in a day.

Daily Activity Cycles Are _______ Rhythms