In modern biology,the bacterium Bacillus thur | vedclass

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(C) $Bacillus$ $thuringiensis$ $(Bt)$ is a soil-dwelling bacterium that produces insecticidal crystal proteins (Cry proteins) during sporulation.These

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Bio-insecticide

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(C) $Bacillus$ $thuringiensis$ $(Bt)$ is a soil-dwelling bacterium that produces insecticidal crystal proteins (Cry proteins) during sporulation.These proteins are toxic to specific insect larvae,such as those of lepidopterans,coleopterans,and dipterans.Because of this property,$Bt$ is widely used in modern biotechnology as a bio-insecticide to protect crops from pests without the need for synthetic chemical pesticides.This application is the basis for the development of $Bt$ crops,such as $Bt$ cotton.

In modern biology,the bacterium $Bacillus$ $thuringiensis$ is widely used as a/an:

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