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in Biotechnology and its Applications by (48.9k points)
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Crystals of Bt toxin produced by some bacteria do not kill the bacteria themselves because:

(a) Bacteria are resistant to strain

(b) Toxin is immature

(c) Toxin is inactive

(d) Bacteria encloses toxin a special sac.

1 Answer

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by (58.8k points)
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Best answer

(c) Toxin is inactive

Because Bt toxin is present in the form of protoxin in Bacillus bacterium.

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