Answer:
D) antibody immunity uses B and T-helper cells; cellular immunity uses different types of T cells
A predator prefers one phenotype to another. Eventually the # in the non prey phenotype will survive to reproduce.
Answer:
The cerebral cortex is very important and is responsible for sensation, perception, memory, association, thought, and voluntary physical action.The cerebellum coordinates muscle movements, and maintains posture and balance. You can think of the brainstem as the relay point that connects the cerebrum and cerebellum to the spinal cord.
Answer:
C
Explanation:
through captive breeding. Once they are breed, they should be released