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

they grow with help of keratin

Answered by adhyapratiksha

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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