What is the primary evolutionary benefit of a circadian rhythm?
A) It allows an animal to better adjust to sudden, dramatic changes in the environment.
B) It allows an animal to incorporate a genetic program to dictate behavior.
C) It allows an animal to incorporate information about past important natural events and adjust its behavior accordingly.
D) It allows an animal to anticipate an important natural event and adjust its behavior accordingly.

Question

Quizplus · Accepted Answer

The primary evolutionary benefit of a circadian rhythm is that it allows an animal to anticipate important natural events (such as sunrise or sunset) and adjust its behavior accordingly. This adaptation allows the animal to be more efficient in its use of resources and helps it avoid potential dangers or threats.

What Is the Primary Evolutionary Benefit of a Circadian Rhythm