Which genes control the cotton bollworms?
AcryIIb and cryIAa
BcryIAc and cryIIAb
CcryIAb and cryIIAc
DcryIIc and cryIAb
Answer & Solution
Correct answer: B. cryIAc and cryIIAb
1. Different cry genes target different insects.
2. The proteins encoded by cryIAc and cryIIAb control the cotton bollworms.
3. So the correct answer is cryIAc and cryIIAb.
_Source: NCERT Class 12 Biology, Ch 12 'Biotechnology and its Applications'_
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