Choose the Incorrectly Paired Term and Definition

Multiple Choice

Choose the incorrectly paired term and definition.

A) Free-running: length of circadian period when an animal is in constant conditions
B) Entrainment: resetting a circadian rhythm to environmental conditions, such as the light-dark cycle
C) Circadian rhythm: daily cycles
D) Suprachiasmatic nuclei: area of the brain that controls circannual rhythms
E) In phase: one rhythm completely matches another