The human body cells have 46 chromosomes because they inherit 23 from both parents.
Ummm. It's simply not a question l. "How not to be lonely." Is a statement. Like, this is how not to be lonely.... if it were to be a question then you would say, "How do you not be so lonely?"
Answer:
Mainly immune system is made up of whit blood cells. But other compositors are -
- Antibodies
- Complement system
- Lymphatic system
- Bone marrow
- Thymus
Hope it helps!!