Author Question: What is the role of the suprachiasmatic nucleus in circadian rhythms? a. Its neurons generate a ... (Read 46 times)

NguyenJ

  • Hero Member
  • *****
  • Posts: 516
What is the role of the suprachiasmatic nucleus in circadian rhythms?
 
  a. Its neurons generate a 24-hour rhythm by themselves.
  b. Its neurons can reset the biological clock, but they do not generate it.
  c. It relays visual information to the biological clock.
  d. It relays information from the biological clock to areas that control temperature and activity.

Question 2

A dominant male with many offspring is best described as spreading ____.
 
  a. only those genes that helped him become dominant
 b. genes that are directly related to his becoming dominant
 c. all of his genes, including genes that are irrelevant to dominance
 d. genes that are directly or indirectly related to dominance



smrerig

  • Sr. Member
  • ****
  • Posts: 325
Answer to Question 1

a

Answer to Question 2

c



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Tobacco depletes the body of vitamins A, C, and E, which can result in any of the following: dry hair, dry skin, dry eyes, poor growth, night blindness, abscesses, insomnia, fatigue, reproductive system problems, sinusitis, pneumonia, frequent respiratory problems, skin disorders, weight loss, rickets, osteomalacia, nervousness, muscle spasms, leg cramps, extremity numbness, bone malformations, decayed teeth, difficulty in walking, irritability, restlessness, profuse sweating, increased uric acid (gout), joint damage, damaged red blood cells, destruction of nerves, infertility, miscarriage, and many types of cancer.

Did you know?

Human kidneys will clean about 1 million gallons of blood in an average lifetime.

Did you know?

Russia has the highest death rate from cardiovascular disease followed by the Ukraine, Romania, Hungary, and Poland.

Did you know?

Although the Roman numeral for the number 4 has always been taught to have been "IV," according to historians, the ancient Romans probably used "IIII" most of the time. This is partially backed up by the fact that early grandfather clocks displayed IIII for the number 4 instead of IV. Early clockmakers apparently thought that the IIII balanced out the VIII (used for the number 8) on the clock face and that it just looked better.

Did you know?

Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.

For a complete list of videos, visit our video library