4. What is an insulating layer around some axons in the brain and what is it made of? A. myelin; Schwann cells

B. myelin; amino acids

C. astroglia; Schwann cells

D. oglioglia; neurons

I’ll give brainiest:)

The correct answer to this question would be c

The virus is considered to be are living item since they have hereditary material dnas or rnas. they can imitate and change. they respond to boosts, for example, radiation, chemicals, and warmth. they have antigenic properties. they are proficient to duplicate with a same hereditary constituent.

Cuz i said so. which gives it to b