Thank you for reporting, we will resolve it shortly
Q.
Bacillus thuringiensis (Bt) strains have been used for designing novel
Microbes in Human Welfare
Solution:
Bioinsecticides are those biological agents that are used to control harmful insects. Because of development of methods of genetic engineering, $B$. thuringiensis toxic genes are introduced into plants. Such plants are resistant to attack by insect pests. Bt cotton is one such example