Biology · PYQ NEET UG 2020
हिन्दीBt cotton variety that was developed by the introduction of toxin gene of Bacillus thuringiensis (Bt) is resistant to:
Correct answer · Option 4
Insect pests
Explanation
Bt cotton expresses crystal proteins from Bacillus thuringiensis which act as bio-pesticides against specific insect pests like lepidopterans.