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

Author Question: If an optic nerve of a mature frog is transected and half of the associated retina is destroyed, ... (Read 44 times)

nelaaney

  • Hero Member
  • *****
  • Posts: 560
If an optic nerve of a mature frog is transected and half of the associated retina is destroyed,
 
  A) the axons grow out from the retinal ganglion cells in the remaining half of the retina to their original targets on the optic tectum.
  B) the destroyed retina regenerates and then axons grow out from the complete retina and innervate the optic tectum in the species-typical fashion.
  C) the axons grow out from the retinal ganglion cells in the remaining half of the retina to targets systematically distributed over the entire optic tectum.
  D) half of the optic tectum degenerates.
  E) both A and D

Question 2

The first growth cone of a developing tract to reach the target is called a __________ growth cone.
 
  A) fast
  B) pioneer
  C) quick
  D) early
  E) premier



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

janeli

  • Sr. Member
  • ****
  • Posts: 346
Answer to Question 1

Answer: C

Answer to Question 2

Answer: B





 

Did you know?

Colchicine is a highly poisonous alkaloid originally extracted from a type of saffron plant that is used mainly to treat gout.

Did you know?

Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.

Did you know?

Blood is approximately twice as thick as water because of the cells and other components found in it.

Did you know?

Stroke kills people from all ethnic backgrounds, but the people at highest risk for fatal strokes are: black men, black women, Asian men, white men, and white women.

Did you know?

In the ancient and medieval periods, dysentery killed about ? of all babies before they reach 12 months of age. The disease was transferred through contaminated drinking water, because there was no way to adequately dispose of sewage, which contaminated the water.

For a complete list of videos, visit our video library