I am pretty sure it is act and scene
Answer:
I am not positive, but I believe the answer is B
Explanation:
I believe the answer is D. around
Hope This Helps :)
Answer:
WHAT THE I DONT KNOW THIS, yea cant help you bud
Answer:
Myelin is an insulating layer, or sheath that forms around nerves, including those in the brain and spinal cord. It is made up of protein and fatty substances. This myelin sheath allows electrical impulses to transmit quickly and efficiently along the nerve cells.