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23/12/2021 3:29 pm
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Bt toxins are released as inactive crystals in the bacterial body. What happens to it in the cotton bollworm body that kills the bollworm?
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23/12/2021 3:30 pm
- It becomes activated in the alkaline pH of the gut of the insect.
- The activated toxin binds to the surface of midgut epithelial cells, create pores that cause swelling and lysis of the cells and eventually cause death of the insect.