Biology, asked by shashi007, 1 year ago

our nails and hair are composed of dead cells, then how does it grow?

Answers

Answered by yasminsamadu99p86mor
0
they grow with help of keratin
Answered by adhyapratiksha
2
Nails and hair are essentially made up of a tough protective protein called keratin. ... As the epithelial cells within the follicle and matrix multiply, the older cells are pushed out, upwards through your skin
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