Question
Mention some transgenic plants and their potential applications.
| S. No. | Transgenic plants | Useful applications |
| (i) | Flavr Savr tomato. | Better nutrient quality. |
| (ii) | Brassica napus. | Contains hirudin (a protein) that prevents blood clotting. Hirudin is synthesised chemically and it is transferred into Brassica napus. |
| (iii) | Bt cotton. | It has resistance to bollworm infestation, tolerance to herbicide, high yielding. |
| (iv) | Wheat. | Resistant against herbicide PPT (Commercial name “Basta” 26 percent PPT). |
| (v) | Potato. | Content of starch increased by about 20-40 percent. |
| (vi) | Corn, brinjal. | Insect resistance. |
| (vii) | Maize, soyabean. | Herbicide resistance. |
| (viii) | Golden rice. | Rich in vitamin-A. |
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Or
Morgan carried out several dihybrid crosses in Drosophila and found F, ratios deviated very significantly from the expected Mendelian ratio. Explain his findings with the help of an example.