Author Question: What is the approximate ratio of on-center bipolar cells to off-center bipolar cells in the human ... (Read 90 times)

lindiwe

  • Hero Member
  • *****
  • Posts: 577
What is the approximate ratio of on-center bipolar cells to off-center bipolar cells in the human retina?
 
  a. 1:1
 b. 2:1
 c. 5:1
 d. 10:1

Question 2

As ________, snakes help to maintain their body temperature by ________.
 
  a. ectotherms; shivering and moving to a warm spot if it is too cold
  b. endotherms; shivering and trying to find a warm spot if it is too cold
  c. ectotherms; moving to a shady spot if it is too hot
 d. endotherms; moving to a shady spot if it is too hot



kmb352

  • Sr. Member
  • ****
  • Posts: 319
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?

Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.

Did you know?

The strongest synthetic topical retinoid drug available, tazarotene, is used to treat sun-damaged skin, acne, and psoriasis.

Did you know?

The largest baby ever born weighed more than 23 pounds but died just 11 hours after his birth in 1879. The largest surviving baby was born in October 2009 in Sumatra, Indonesia, and weighed an astounding 19.2 pounds at birth.

Did you know?

Certain rare plants containing cyanide include apricot pits and a type of potato called cassava. Fortunately, only chronic or massive ingestion of any of these plants can lead to serious poisoning.

Did you know?

All adverse reactions are commonly charted in red ink in the patient's record and usually are noted on the front of the chart. Failure to follow correct documentation procedures may result in malpractice lawsuits.

For a complete list of videos, visit our video library