Haemoglobin contains 0.33% of iron by weight. The molecular weight of – McqOptions

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1.	Haemoglobin contains 0.33% of iron by weight. The molecular weight of haemoglobin is approximately 67200. The number of iron atoms (At. wt. of Fe = 56) present in one molecule of haemoglobin is [CBSE PMT 1998]
A.	6
B.	1
C.	4
D.	2
Answer» D. 2

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