Biology · Plant Physiology
Phytochelatins (PCs) protect plant enzymes from trace-metal poisoning. Which of the following statements about phytochelatins is INCORRECT?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1In metal-tolerant strains, PCs are accumulated at significantly lower levels than in sensitive strains.✓
- 2They are produced synthesized by the enzyme phytochelatin synthase.
- 3Phytochelatins are oligomers of glutathione.
- 4Phytochelatin was first discovered in 1981 in fission yeast.
Correct answer
In metal-tolerant strains, PCs are accumulated at significantly lower levels than in sensitive strains.
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