Question

Bt gene which produces a protein toxic to insect larvae is ______

(a) try

(b) pry

(c) ary

(d) cry

The question was asked by my college professor while I was bunking the class.

The origin of the question is Biotechnology Applications in chapter Biotechnology and its Applications of Biology – Class 12

Answer 1

The correct choice is (d) cry

For explanation: The Bt gene produces a protein toxic to insect larvae codes for cry protein. Cry protein is a toxic protein encoded by cry gene. This protein is toxic to various insects and is produced by B. thuringiensis bacteria.