Which of the following statements are correct regarding Bt Cotton 1 It involves insertion of two gen...........

Science Affairs Biotechnology

Which of the following statements are correct regarding Bt Cotton?

1. It involves insertion of two genes viz ‘Cry1Ab’ and ‘Cry2Bc’.

2. This modification codes the plant to produce protein toxic to Heliothis bollworm.

3. Bt cotton remains the only GM crop allowed to be cultivated in the country.

Code:

1 and 2 only

2 and 3 only

1 and 3 only

All are correct

All statements are correct.

Bt cotton remains the only GM crop allowed to be cultivated in the country.
Developed by US giant Bayer-Monsanto, it involves insertion of two genes viz ‘Cry1Ab’ and ‘Cry2Bc’ from the soil bacterium Bacillus thuringiensis into cotton seeds.
This modification codes the plant to produce protein toxic to Heliothis bollworm (pink bollworm) thus making it resistant to their attack.
The commercial release of this hybrid was sanctioned by the government in 2002.

Hence option 4th is correct.