This topic contains a solution. Click here to go to the answer

Author Question: External cues, such as the rising of the sun, used by animals to establish daily rhythms are known ... (Read 89 times)

wenmo

  • Hero Member
  • *****
  • Posts: 540
External cues, such as the rising of the sun, used by animals to establish daily rhythms are known as
 
  a. phase shifts.
 b. zeitgebers.
 c. entrainment signals.
 d. circadian rhythms.

Question 2

Which of the following is an example of a circadian rhythm?
 
  a. sleep-waking cycles
 b. menstrual cycles
 c. seasonal migration
 d. mating seasons



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

krakiolit

  • Sr. Member
  • ****
  • Posts: 318
Answer to Question 1

b

Answer to Question 2

a




wenmo

  • Member
  • Posts: 540
Reply 2 on: Jun 21, 2018
Wow, this really help


vickybb89

  • Member
  • Posts: 347
Reply 3 on: Yesterday
Great answer, keep it coming :)

 

Did you know?

Many supplement containers do not even contain what their labels say. There are many documented reports of products containing much less, or more, that what is listed on their labels. They may also contain undisclosed prescription drugs and even contaminants.

Did you know?

Before a vaccine is licensed in the USA, the Food and Drug Administration (FDA) reviews it for safety and effectiveness. The CDC then reviews all studies again, as well as the American Academy of Pediatrics and the American Academy of Family Physicians. Every lot of vaccine is tested before administration to the public, and the FDA regularly inspects vaccine manufacturers' facilities.

Did you know?

About 60% of newborn infants in the United States are jaundiced; that is, they look yellow. Kernicterus is a form of brain damage caused by excessive jaundice. When babies begin to be affected by excessive jaundice and begin to have brain damage, they become excessively lethargic.

Did you know?

Oxytocin is recommended only for pregnancies that have a medical reason for inducing labor (such as eclampsia) and is not recommended for elective procedures or for making the birthing process more convenient.

Did you know?

The first oral chemotherapy drug for colon cancer was approved by FDA in 2001.

For a complete list of videos, visit our video library