Biology · Human Diseases and Environment
What is the correct biological sequence, from initial to final stage, in the development of blue baby syndrome (methemoglobinemia) in human infants? A. Conversion of nitrate ions to nitrite ions by microorganisms in the infant's body. B. Oxidation of iron ions from Fe2+ to Fe3+ in hemoglobin by nitrite ions. C. Consumption of nitrate-polluted water. D. Formation of abnormal hemoglobin called methemoglobin, reducing oxygen transport. Choose the correct answer from the options given below:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1C, B, A, D
- 2C, A, B, D✓
- 3A, D, B, C
- 4A, C, B, D
Correct answer
C, A, B, D
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