6. 1. The genes crylAb and cryllAb produce toxins against _______ and _______, respectively.
(a) cotton bollworms, com borer
(b) nematode, cotton bollworm
(c) com borer, cotton bollworm
(d) com borer, nematodes
(a) cotton bollworms, com borer
(b) nematode, cotton bollworm
(c) com borer, cotton bollworm
(d) com borer, nematodes