Statement I: | Proteins encoded by genes cryIAc and cryllAb control corn borer, that of crylAb control the cotton bollworms |
Statement II: | Bt toxin protein exist as inactive protoxins but once an insect ingests the inactive toxin, it is converted into an active form of toxin due to the alkaline pH of the gut |
1. | Secretin | 2. | Insulin |
3. | Myoglobin | 4. | Urease |
(i) | PCR is used to detect mutations in genes in suspected cancer patients. |
(ii) | A direct method to insert a foreign gene into plant cells is micro-injection. |
(iii) | The first transgenic cow, Rosie, produced human protein-enriched milk, i.e., 5.4 grams per litre. |
(iv) | RNAi takes place in all eukaryotic organisms as a method of cellular defense. |
Column I | Column II | ||
a. | Patent on Basmati rice by an American company | (i) | 1983 |
b. | First clinical gene therapy | (ii) | 1997 |
c. | Humulin by Eli Lilly Co. | (iii) | 1972 |
d. | Construction of first recombinant DNA | (iv) | 1990 |