STD 12 - 10. biotechnology and its application — NEET STD 11 Science — Question
Gujarat BoardEnglish MediumSTD 11 ScienceNEETSTD 12 - 10. biotechnology and its application4 Marks
MCQ
The crops having cry genes needs
✓
No insecticide
B
Small amount of insecticide
C
Large amount of insecticide
D
None of the above
✓
Answer
Correct option: A.
No insecticide
a Bacillus thuringiensis is a natural insecticide with unusual properties that makes it useful for pest control in certain situations. Bacillus thuringiensis forms protein crystals (Cryprotein or cry gene) which contains a toxic insecticidal protein. The plant which is genetically modified with Bt toxin cry gene forms toxin inside its own plant cell to protect against insects and thus needs no external Insecticide
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