While learning to ride a bicycle Boojho lost his balance and fell. He got bruises on his knees and it started bleeding. However, the bleeding stopped after some time.(a) Why did the bleeding stop ?(b) What would be the colour of the wounded area and why ?(c) Which type of blood cells are responsible for clotting of blood ? *
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4
answer 1 by aids,answer 2 red because it is swelled and answer 3 red
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Answer:
a)bleeding stop due to platelets and according to clotting time.
b)The wounded area is in bright red due to bleeding and after stop bleeding colour is some whitish.
c) platelets cells are responsible for clotting blood.
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