Biology · Plant Physiology
Sulfur taken up by plant roots from the soil undergoes major changes in oxidation state as it is converted from inorganic sulfate to biochemically available organic forms. Which one of the following options represents the correct sequential order of conversion?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1S2- → SO32- → SO42- → Gln
- 2SO42- → SO32- → S2- → Gln
- 3S2- → SO32- → SO42- → Cys
- 4SO42- → SO32- → S2- → Cys✓
Correct answer
SO42- → SO32- → S2- → Cys
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