Author Question: Cephalization, the clustering of neurons and interneurons in the anterior part o (Read 503 times)

Millan

  • Sr. Member
  • ****
  • Posts: 368
Cephalization, the clustering of neurons and interneurons in the anterior part of the animal, is apparent in
A) Hydra.
B) cnidarians.
C) Planaria.
D) sea stars.
E) invertebrate animals with radial symmetry.




Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

The first war in which wide-scale use of anesthetics occurred was the Civil War, and 80% of all wounds were in the extremities.

Did you know?

It is difficult to obtain enough calcium without consuming milk or other dairy foods.

Did you know?

No drugs are available to relieve parathyroid disease. Parathyroid disease is caused by a parathyroid tumor, and it needs to be removed by surgery.

Did you know?

Side effects from substance abuse include nausea, dehydration, reduced productivitiy, and dependence. Though these effects usually worsen over time, the constant need for the substance often overcomes rational thinking.

Did you know?

Children with strabismus (crossed eyes) can be treated. They are not able to outgrow this condition on their own, but with help, it can be more easily corrected at a younger age. It is important for infants to have eye examinations as early as possible in their development and then another at age 2 years.

For a complete list of videos, visit our video library