Question

1. Bones are made of
(a) minerals and salts
(c) living cells and minerals
(b) acids and bases
(d) salt and water​

Answer 1

Answer:

Bones are made up of minerals and salts

Explanation:

Bones are made up of a framework of a protein called collagen, with a mineral called calcium phosphate that makes the framework hard and strong. Bones store calcium and release some into the bloodstream when it's needed by other parts of the body.