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Crystals of Bt toxin produced by some ba...

Crystals of Bt toxin produced by some bacteria do not kill the Bacteria them.
(a) bacteria are residant to the toxin
(b) toxin is immature,
© toxin is inactive,
(d) bacteria encloses toxin in a special sac.

Text Solution

Verified by Experts

The Bt protein exists as inactive protoxins but once an insect ingests the inactive toxin . It is converted into an active form of toxin due to the alkaline pH of the gut which solubilise the crystals.
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