Select the incorrect statement w. r. t. the development of pest-resistant plants.
- AThe Bt toxin gene is obtained from a bacterium.
- BRNA interference (RNAi) is used to silence specific mRNA of the pest.
- CThe nematode Meloidogyne incognita infects the roots of tobacco plants.
- DThe Bt toxin acts on the acidic pH of the insect gut.
✓ Correct answer: D
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