Author Question: The endogenous nature of biological rhythms is based on the observations that an (Read 639 times)

Millan

  • Sr. Member
  • ****
  • Posts: 368
The endogenous nature of biological rhythms is based on the observations that animals isolated from light and dark cues
A) continue to have cycles of exactly 24 hours' duration.
B) continue to have cycles of approximately 24 hours' duration; some more rapid, some slower.
C) synchronize activity with whatever lighting cycle is imposed on them.
D) cease having any rhythms.
E) are independent of any genetic determinants.




Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

The highest suicide rate in the United States is among people ages 65 years and older. Almost 15% of people in this age group commit suicide every year.

Did you know?

Nearly all drugs pass into human breast milk. How often a drug is taken influences the amount of drug that will pass into the milk. Medications taken 30 to 60 minutes before breastfeeding are likely to be at peak blood levels when the baby is nursing.

Did you know?

It is difficult to obtain enough calcium without consuming milk or other dairy foods.

Did you know?

Inotropic therapy does not have a role in the treatment of most heart failure patients. These drugs can make patients feel and function better but usually do not lengthen the predicted length of their lives.

Did you know?

Once thought to have neurofibromatosis, Joseph Merrick (also known as "the elephant man") is now, in retrospect, thought by clinical experts to have had Proteus syndrome. This endocrine disease causes continued and abnormal growth of the bones, muscles, skin, and so on and can become completely debilitating with severe deformities occurring anywhere on the body.

For a complete list of videos, visit our video library