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Q. No.Eli Lilly prepared two DNA sequences corresponding to A and B chains of human insulin and introduced them in:
1.
plasmids of E. coli to produce insulin chains.
2.
pBR322 plasmids to produce insulin chains.
3.
pUC101 plasmids to produce insulin chains.
4.
Ti plasmids of Agrobacterium to produce insulin chains.
Subtopic: Med Applications & Humulin |
91%
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Consider the given two statements:
| Statement I: | In some children, ADA deficiency can be cured by bone marrow transplantation; in others, it can be treated by enzyme replacement therapy. |
| Statement II: | Both these approaches are completely curative. |
| 1. | Statement I is correct; Statement II is correct |
| 2. | Statement I is correct; Statement II is incorrect |
| 3. | Statement I is incorrect; Statement II is correct |
| 4. | Statement I is incorrect; Statement II is incorrect |
Subtopic: Gene Therapy |
85%
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Which peptide, present in the pro-insulin, is absent from the final structure of insulin?
1. The A peptide
2. The B peptide
3. The C peptide
4. The A and C peptides
1. The A peptide
2. The B peptide
3. The C peptide
4. The A and C peptides
Subtopic: Med Applications & Humulin |
97%
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What was used to introduce Meloidogyne incognita-specific genes into the tobacco plant for silencing the
specific mRNA of the nematode?
specific mRNA of the nematode?
| 1. | Gene gun | 2. | Microinjection |
| 3. | Agrobacterium | 4. | Liposome |
Subtopic: Interference RNA Tech |
91%
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Identify the incorrect statement:
| 1. | B. thuringiensis forms protein crystals during a particular phase of its growth. |
| 2. | The protein crystals contain a toxic insecticidal protein. |
| 3. |
Once an insect ingests the inactive toxin, it is converted into an active form of toxin due to the acidic pH of the gut.
|
| 4. | The activated toxin binds to the surface of midgut epithelial cells and creates pores that cause cell swelling and lysis and eventually cause the death of the insect. |
Subtopic: Bt Crops |
90%
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Consider the two statements:
1. Statement I is correct; Statement II is correct
2. Statement I is correct; Statement II is incorrect
3. Statement I is incorrect; Statement II is correct
4. Statement I is incorrect; Statement II is incorrect
| Statement I: | GM pest-resistant crops plants have reduced reliance on chemical pesticides. |
| Statement II: | GM plants with increased efficiency of mineral usage by plants prevents early exhaustion of fertility of soil. |
2. Statement I is correct; Statement II is incorrect
3. Statement I is incorrect; Statement II is correct
4. Statement I is incorrect; Statement II is incorrect
Subtopic: Intro to Agri Applications |
89%
From NCERT
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Which enzyme is being produced in transgenic sheep to provide a treatment for emphysema?
| 1. | α – 1 antitrypsin | 2. | HMG CoA reductase |
| 3. | Glucocerebrosidase | 4. | α glucosidase |
Subtopic: Transgenic Microbes & Animals |
97%
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Subtopic: Transgenic Microbes & Animals |
98%
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The first human hormone produced by recombinant DNA technology is:
1. Insulin
2. Estrogen
3. Thyroxine
4. Progesterone
1. Insulin
2. Estrogen
3. Thyroxine
4. Progesterone
Subtopic: Med Applications & Humulin |
95%
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C-peptide of human insulin is:
1. a part of a mature insulin molecule.
2. responsible for the formation of disulphide bridges.
3. removed during maturation of pro-insulin to insulin.
4. responsible for its biological activity.
1. a part of a mature insulin molecule.
2. responsible for the formation of disulphide bridges.
3. removed during maturation of pro-insulin to insulin.
4. responsible for its biological activity.
88%
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