The answer to that is Answer “B”
Answer:
Are there any choices to choose from?
Explanation:
Answer:
thye chromosomes are not visible
Explanation:
Answer:
Myelin sheath
Explanation:
Myelin sheath is a protective covering in axons that consist of lipids and proteins, produced by oligodendrocytes. This covering protects the nerve cells from receiving any other electrical impulses not directed to them. It also effeciently speeds the transmission of nerve messages amongst nerve cells in the nervous system.
