In Bt cotton a transgenic plant, Bt refers to….

Options

A. Botanical
B. Beta
C. Biotechnology
D. Bacillus thuringiensis

Answer

D

Explanation

Bt cotton is a genetically modified plant produced by injecting the gene of Bacillus thuringiensis, a bacterium that produces a toxin which is insecticidal in nature. This toxin gene helps to produce insecticide in plant tissues and thus protects them from the attack of larvae of moths, butterflies and cotton bollworms.