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Answer:
(c)is the correct answer.
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Answer:
c)
Explanation:
Our blood has haemoglobin which gives the red pigment to it . This haemoglobin is ver essential par of blood as it only carries or we can say holds oxygen in blood. But haemoglobin has more affinity or attraction for CO . When we inhale CO our blood takes CO instead of Oxygen and makes the blood poisonous
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