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

Author Question: The main difference between the retina of a human eye and that of a dog's eye is the A) ... (Read 15 times)

ssal

  • Hero Member
  • *****
  • Posts: 572
The main difference between the retina of a human eye and that of a dog's eye is the
 
  A) predominance of cones in a dog's retina.
  B) absence of cones in a dog's retina.
  C) more intricate optic nerve in a human's eye.
  D) small number of cones in a human's eye.
  E) none of the above

Question 2

Colors are barely seen or not at all in nighttime because moonlight
 
  A) has almost no colors in it.
  B) is too dim to activate the retina's cones.
  C) photons don't have enough energy to activate the retina's cones.
  D) is primarily yellow light.
  E) is only semi-transparent in Earth's atmosphere.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

sabina576

  • Sr. Member
  • ****
  • Posts: 356
Answer to Question 1

Answer: B

Answer to Question 2

Answer: B





 

Did you know?

During pregnancy, a woman is more likely to experience bleeding gums and nosebleeds caused by hormonal changes that increase blood flow to the mouth and nose.

Did you know?

About 3.2 billion people, nearly half the world population, are at risk for malaria. In 2015, there are about 214 million malaria cases and an estimated 438,000 malaria deaths.

Did you know?

Your chance of developing a kidney stone is 1 in 10. In recent years, approximately 3.7 million people in the United States were diagnosed with a kidney disease.

Did you know?

Throughout history, plants containing cardiac steroids have been used as heart drugs and as poisons (e.g., in arrows used in combat), emetics, and diuretics.

Did you know?

The most common treatment options for addiction include psychotherapy, support groups, and individual counseling.

For a complete list of videos, visit our video library