Question

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 what?

Answer 1

read this u'll get idea
http://en.wikipedia.org/wiki/Bacillus_thuringiensis

Answer 2

they use particle gun to transfer the gene into the target plants

Answer 3

this process is known as biolistic approach

Answer 4

it is one of the genetic engineering method

Answer 5

Bacterial plasmids