Cry gene is obtained from (A) Bacillus thuringiensis (B) Bacillus subtilis (C) Clostridium welchi (D) E. Coli
Option A.Cry proteins are a large family of crystalline toxins produced by Bacillus thuringiensis. Bacillus thuringiensis encompasses a group of aerobic, Gram-positive spore-forming bacteria that produce large crystalline inclusions consisting of entomocidal protein toxins. Cry toxins are a major constituent of these inclusions.
