Question

why do our hairs grow​

Answer 1

Answer:

they grow because it is a part of excretion in the body

Answer 2

Answer:

When our height grow the our hair and nails also grow

When our height grow the our hair and nails also growExplanation:

The root is made up of cells of protein. Blood from the blood vessels in your scalp feeds the root, which creates more cells and makes the hair grow. The hair gets pushed up through the skin as it grows, passing an oil gland along the way. ... That's why you need to wash your hair.