Biotechnology and its Applications

Bihar Board Class 12 · Biology · 21 past questions

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1. Q6 2025

   The proteins that cotton bollworms are encoded by which genes?

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2. Q10 2024 Set E

   At what pH insecticidal protein synthesized by Bacillus thuringiensis becomes active?

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3. Q14 2021 Set H

   'Cry-gene' prevents which crop from bollworm ?

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