Which of the following genes were introduced in cotton to protect it from cotton bollworms?

CryAc and CryAb

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BtAc and BtAb

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CrylAc and CryllAb

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Nif genes

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Solution

The correct option is C CrylAc and CryllAb
Two cry genes, CrylAc and CryllAb have been incorporated in cotton. The genetically modified crop is called Bt cotton as it contains Bt toxin genes. The genes CrylAc and cryllAb control cotton bollworms.

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