Published by:
CGP EDU Academic Team
Published on: August 12, 2026
Cry II Ab and cry I Ab produce toxins that control
Text Solution
Verified by ExpertsThe correct answer is:
A
Different Cry genes of Bacillus thuringiensis produce specific toxins with specific insect targets:
Cry IAb → effective against corn borer (maize stem borer)
Cry IIAb → effective against cotton bollworms
So the correct pairing is:
Cry IIAb → cotton bollworms
Cry IAb → corn borer
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