NEET Exam Model Paper 12

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Question : 32 of 180

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What is true about Bt toxin

The inactive protoxin gets converted into active form due to alkaline ph of the insect gut
Bt protein exists as active toxin in the Bacillus
The activated toxin enters the ovaries of the pest to sterilize it and thus prevent its multiplication
The concerned Bacillus has antitoxins

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