Bacillus thuringiensis forms crystals wh...

Bacillus thuringiensis forms crystals which contain insecticidal protein. This protein

Binds with epithelial cells of mid gut of the insect pest ultimately killing it

Is coded by several genes including the gene cry

Is activated by acid pH of the foregut of the insect pest

Does not kill the carrier bacterium which is itself resistant to the toxin.

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Bacillus thuringiensis forms protein crystals which contain insecticidal protein. This protein:

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Bacillus thuringiensis forms the protein crystals, which contains a toxic insecticidal protein. This proein I. is activated by alkaline pH of the gut of the insect pest. II.binds with the epithelial cells of the midgut of the insect pest ultimately killing it. III.does not kill the carrier bacterium which is itself resistance to this toxin. Which of the statement given above are correct ?

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Consider the following statements about transgenic tobacco palnt. I. Transgenic tobacco plants contains a gene from a bacterium, Bacillus thuringiensis. II. Bt gene is an insecticidal protein which damages the inner lining of the insects and kills it (insect). III. The tobacco plants having Bt gene produces their own insecticide. Which of the statements given above are correct ?

Bacillus thuringiensis is used to control:

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