What is the main component of bones and teeth?

A mad dog's bite can cause:

Which organ controls all our body actions?

Which of the following helps in clotting of blood?

How many teeth does a fully grown adult have?

Which is the largest organ in human body?

Trachoma is a disease of the

Which body part affects Cataract?

The pancreas secretes

How many bones are there in the adult human body?