missincali
missincali
17-10-2019
Biology
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What is a sharks' skin made of?
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roniruiz
roniruiz
17-10-2019
Shark skin is made of a matrix of tiny, hard, tooth-like structures called dermal denticles or placoid scales. These structures are shaped like curved, grooved teeth and make the skin a very tough armor with a texture like sandpaper.
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