Given below are two statements:
Statement I : Bt toxins are insect group specific and coded by a gene cry IAc.
Statement II : Bt toxin exists as inactive protoxin in B. thuringiensis. However, after ingestion by the insect the inactive protoxin gets converted into active form due to acidic $$\mathrm{pH}$$ of the insect gut.
In the light of the above statements, choose the correct answer from the options given below:
What is the fate of a piece of DNA carrying only gene of interest which is transferred into an alien organism?
A. The piece of DNA would be able to multiply itself independently in the progeny cells of the organism.
B. It may get integrated into the genome of the recipient.
C. It may multiply and be inherited along with the host DNA.
D. The alien piece of DNA is not an integral part of chromosome.
E. It shows ability to replicate.
Choose the correct answer from the options given below:
Which of the following are fused in somatic hybridization involving two varieties of plants?
Match List I with List II
List - I | List - II | ||
---|---|---|---|
A. | $$\alpha$$ -I antitrypsin | I. | Cotton bollworm |
B. | Cry IAb | II. | ADA deficiency |
C. | Cry IAc | III. | Emphysema |
D. | Enzyme replacement therapy | IV. | Corn borer |
Choose the correct answer form the options given below: