Biology · Human Health and Diseases - Environmental Pollution
What is the correct sequence, from initial to final stage, of the physiological process leading to blue baby syndrome (methemoglobinemia) in human infants? A. Conversion of nitrate ions to nitrite ions by microorganisms in the human body B. Oxidation of iron ions from Fe(II) to Fe(III) in hemoglobin by nitrite ions C. Consumption of nitrate-polluted water D. Formation of abnormal hemoglobin called methemoglobin Choose the correct answer from the options given below:
- 1A, C, B, D
- 2A, D, B, C
- 3C, A, B, D✓
- 4C, B, A, D
Correct answer
C, A, B, D
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