- 1(current)
Q. No.| 1. | Synthesis of cDNA from RNA using reverse transcriptase |
| 2. | Silencing of specific mRNA due to complementary RNA |
| 3. | Interference of RNA in the synthesis of DNA |
| 4. | Synthesis of mRNA from DNA |
Tobacco plants resistant to a nematode have been developed by the introduction of DNA that produced (in the host cells):
1. A particular hormone
2. An antifeedant
3. A toxic protein
4. Both sense and anti-sense RNA
1. fungi
2. viruses
3. insects
4. nematodes
Silencing of mRNA has been used in producing transgenic plants resistant to:
1. Bacterial blights
2. Bollworms
3. Nematodes
4. White rusts
Which one of the following is commonly used in the transfer of foreign DNA into crop plants?
1. Trichoderma harzianum
2. Meloidogyne incognita
3. Agro bacterium tumefaciens
4. Penicillium expansum
| 1. | A cell displaying a foreign antigen used for the synthesis of antigens. |
| 2. | Production of somaclonal variants in tissue cultures. |
| 3. | When a piece of RNA that is complementary in sequence is used to stop the expression of a specific gene |
| 4. | RNpolymerase-producingng DNA |
Microbes found to be very useful in genetic engineering are:
1. Escherichia coli and Agrobacterium tumefaciens
2. Vibrio cholerae and a tailed bacteriophage
3. Diplococcus sp. and Pseudomonas sp.
4. Crown gall bacterium and caenorhabditis elegans
- 1(current)
Q. No.
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