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Radda [10]
3 years ago
5

What determines how quickly blood dries?

Biology
1 answer:
lara [203]3 years ago
7 0

Blood is made up of red and white blood cells, platelets and plasma. The plasma consists of water (mostly) and dissolved nutrients. When blood is exposed to air, the blood will clot, due to aggravation of the platelets. Then you get a  forming scab that will help heal the part that the blood is being exposed from.

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