Multiple choice

____________ has an insulating and protective sheath of myelin around it.

  1. Nucleus

  2. Cytoplasm

  3. Dendrite

  4. Axon

  5. Nerve ending

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

This is the correct option. Axon has an insulating and protective sheath of myelin (which is made of fat and protein) around it.