NEETZoologyMicrobes in Human Welfare
What are the results of introducing B. thuringiensis toxin genes into plants?
Options
- AThe plants become more susceptible to attack by insect pests
- BThe plants become resistant to attack by insect pests
- CThe plants are not affected by the introduction of the toxin genes
- DThe plants are no longer able to produce fruits
Correct answer
B. The plants become resistant to attack by insect pests
Step-by-step solution
Because of the development of methods of genetic engineering in the last decade or so, the scientists have introduced B. thuringiensis toxin genes into plants. Such plants are resistant to attack by insect pests. Bt-cotton is one such example, which is being cultivated in some states of our country.