Question
The toxin produced by Bacillus thuringensis interferes
with which part of insect body?ÂSolution
The toxin produced by Bt is lethal to several orders of insects, including Lepidoptera (butterflies, moths, and skippers), Diptera (flies), and Coleoptera (beetles). The cry proteins in the toxin bind to specific receptors on the membranes of mid-gut (epithelial) cells of the targeted pests, resulting in their rupture.
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