- Home
- Standard 12
- Biology
10.Biotechnology and its Application
medium
Cultivation of $Bt$ cotton has been much in the news. The prefix $Bt$ means
A
barium-treated cotton seeds
B
bigger thread variety of cotton with better tensile strength
C
produced by biotechnology using restriction enzymes and ligases
D
carrying an endotoxin gene from Bacillus thuringiensis
(AIIMS-2008)
Solution
Bacillus thuringiensis, or $Bt$, is a bacterium that occurs naturally in the soil, produces a protein that is toxic to certain insect pests, and is widely used as a pest control agent. It is also extremely host-specific.
Standard 12
Biology
Similar Questions
medium