Many farmers now grow insect-resistant varieties of cotton. The gene for the favorable trait, in this case, insect resistance, is transferred to the cotton's DNA using

A: viral vectors.

B: tissue culture.

C: bacterial plasmids.

D: in vitro fertilization.

The right answer for the question that is being asked and shown above is that: "B: tissue culture." Many farmers now grow insect-resistant varieties of cotton. The gene for the favorable trait, in this case, insect resistance, is transferred to the cotton's DNA using tissue culture.