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.what is blood
Answers
Answered by
3
Step-by-step explanation:
blood contains all nutrients and proteins, and ot has iron,calcium
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Answered by
2
Answer:
Blood is a fluid which consists and transport substances in our body such as oxygen , waste disposal etc
it has mainly 3 components
rbc, wbc, platelets also plasma.
it is red in colour because of haemoglobin which contains iron particles and proteins..
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