Bady can’t function without energy.
The energy is the blood in our body.
Blood in our body is produced by a component of bone called Bone marrow.
We have red bone marrow and yellow bone marrow.
Red Bone Marrow.
Red bone marrow responsible for Red blood cells production.
Yellow bone marrow
Yellow bone marrow responsible for White blood cells production.
Production of all blood types in our body is called Haematopoiesis.