Question

Bacillus thuringiensis forms protein crystals
which contain insecticidal protein
(a) binds with epithelial cells of midgut of the
insect pest ultimately killing it
(b) is coded by several genes including the
gene cry
(c) is activated by acid pH of the foregut of the
insect pest
(d) does not kill the carrier bacterium which is
itself resistant to this toxin

Answer 1

Answer:

a) binds with epithelial cells of midgut of the insect pest ultimately killing it

Explanation:

Bacillus thuringiensis binds with epithelial cells of the midgut of the insect pest ultimately killing it and forms protein crystals which contain insecticidal protein.

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