Zoology - Biotechnology and Its Applications Question with Solution | TestHub

The bacteriumBacillus thuringiensisis a common soil bacteria, which produces a protein toxin that kills certain insects. The bacteria has been commonly found in soil, water, plants, stored cereals and dead insects. The toxin is a crystal (Cry) protein. There are several kinds of cry toxin which are toxic to different groups of insects. The gene encoding Cry protein is called cry gene.