Home
Class 12
BIOLOGY
Assertion: Crystal protein does not kill...

Assertion: Crystal protein does not kill the Bacillus & kill only insect
Reason :In Bacillus it exist as inactive proteins but in insect it is converted into an active form due to acidic pH of the gut

A

If both Assertion & Reason are True & the Reason is a correct explanation of the Assertion

B

It both Assertion & Reason are True but Reason is not a correct explanation of the Assetion

C

If Assertion is True but the Reason is False

D

If both Assertion & Reason are false

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Similar Questions

Explore conceptually related problems

(A) : The Bt toxin proteins exist as inactive protoxins. (R) : It is converted into an active form of toxin by the acidic pH of the gut of the insect.

Assertion: Bacillus thuringiensis is not killed by its own toxin Reason :Bt toxin protein exist as inactive protoxins

Assertion: Bt -toxines kills the Bacillus thuringiensis Reason :Bt-toxins exist as active toxins in Bacillus thuringiensis

What causes the inactive form of Bt toxin i.e., protoxin to get converted into its active form in the body of an insect ?

Consider the following statements. A. Bt toxin is produced by a bacterium called Bacillus thuringiensis. B. The Bt toxin is coded by a gene named cry. C. Bt inactive toxin is converted into an active form of toxin due to the acidic pH of the insect gut. D. The Bt proteins encoded by the genes cryIAc and cryIIAb control the corn borer. Of the above statements:

Bacillus thuringiensis produce a protein that kills

Assertion: Bacillus thuringiensis produces protein that kills lepidopteran insect only Reason :It forms active protein crystals during a particular phase of their growth

Bacillus thuringiensis has been used to kill certain insects such as