Author Question: Guidepost cells release chemicals that a. repel all advancing growth cones. b. attract all ... (Read 58 times)

sdfghj

  • Hero Member
  • *****
  • Posts: 552
Guidepost cells release chemicals that
 
  a. repel all advancing growth cones.
 b. attract all advancing growth cones.
 c. can repel or attract advancing growth cones.
 d. form cell adhesion molecules.

Question 2

Motor neurons are
 
  a. evenly distributed throughout the gray matter of the spinal cord.
 b. evenly distributed throughout the white matter of the spinal cord.
  c. more numerous in spinal segments serving the middle torso.
 d. more numerous in spinal segments serving the arms and legs.



Perkypinki

  • Sr. Member
  • ****
  • Posts: 339
Answer to Question 1

c

Answer to Question 2

d



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Despite claims by manufacturers, the supplement known as Ginkgo biloba was shown in a study of more than 3,000 participants to be ineffective in reducing development of dementia and Alzheimer’s disease in older people.

Did you know?

Though “Krazy Glue” or “Super Glue” has the ability to seal small wounds, it is not recommended for this purpose since it contains many substances that should not enter the body through the skin, and may be harmful.

Did you know?

Malaria mortality rates are falling. Increased malaria prevention and control measures have greatly improved these rates. Since 2000, malaria mortality rates have fallen globally by 60% among all age groups, and by 65% among children under age 5.

Did you know?

Dogs have been used in studies to detect various cancers in human subjects. They have been trained to sniff breath samples from humans that were collected by having them breathe into special tubes. These people included 55 lung cancer patients, 31 breast cancer patients, and 83 cancer-free patients. The dogs detected 54 of the 55 lung cancer patients as having cancer, detected 28 of the 31 breast cancer patients, and gave only three false-positive results (detecting cancer in people who didn't have it).

Did you know?

Though Candida and Aspergillus species are the most common fungal pathogens causing invasive fungal disease in the immunocompromised, infections due to previously uncommon hyaline and dematiaceous filamentous fungi are occurring more often today. Rare fungal infections, once accurately diagnosed, may require surgical debridement, immunotherapy, and newer antifungals used singly or in combination with older antifungals, on a case-by-case basis.

For a complete list of videos, visit our video library