Biology · Biotechnology
How do genetically modified Bt crops confer biological resistance against specific insect pests?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1They synthesize complex mammalian defense hormones
- 2They constantly release volatile pheromones to repel insects
- 3They produce crystalline (Cry) endotoxins that lyse insect midgut epithelial cells✓
- 4They undergo highly accelerated leaf abscission when attacked
Correct answer
They produce crystalline (Cry) endotoxins that lyse insect midgut epithelial cells
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