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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 |
A. | 6 |
B. | 1 |
C. | 2 |
D. | 4 |
Answer» E. | |