alleryMost Bt toxins are specific to a particular:
AInsect gland
BInsect gender
CInsect growth
DInsect group
Answer & Solution
Correct answer: D. Insect group
1. Different cry genes act on different pests.
2. Most Bt toxins are insect-group specific.
3. So the correct answer is insect group.
_Source: syllabus Biology, Ch 12 'Biotechnology and its Applications'_
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