Bones are hard because they are made up of bone marrow and muscles are soft because they are muscles
Okay I’m sorry you did that
false
Explanation:
this. statement is very wrong
Assuming your ‘is’ in your question is ‘if’, you’re answer is True.
An immune disorder is a malfunction of the immune system. Immune disorders are often caused by inherited mutations or even acquired from someone else. Immune disorder can cause infections to different parts of the body and misdevelop the internal organs.