Question

Skin:keratin::blood-

Answer 1

Hey mate..!!

Here is your answer:

Skin:Keratin::blood: DNA

Hope it helps..!!!

Answer 2

Hey mate, here is your answer ☺️☺️
Skin is the protective layer on our body which protects us.
Keratin is a protein which use to form nails, hairs etc.
Blood is the connective tissue which helps in transportation.
Hope it helps u dear ✌️✌️