Consider the following statements and choose incorrectly about Bt toxin.
a)Bt toxin is an inactive protoxin.
b)Toxin is coded by the Cry gene.
c)CryIAc and CryIIAb control the corn borer, and CryIAb controls cotton bollworms.
1
(c) only
2
(a) and (b) only
3
(b) and (c) only
4
(a), (b) and (c) only