Gujarati
Hindi
10.Biotechnology and its Application
normal

Cry $II$ Ab and cry $I$ Ab produce toxins that control

A

Cotton bollworms and corn borer respectively

B

Corn borer and cotton bollworms respectively

C

Tobacco budworms and nematodes respectively

D

Nematodes and tobacco budworms respectively

Solution

Bt toxin is coded by a gene named Cry. There are a number of them, e.g, the proteins encoded by the genes Cry $I$ Ab and Cry $II$ Ab control the cotton bollworms, that of Cry $1$ Ab controls corn borer:

Standard 12
Biology

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