I: | ADA deficiency is caused due to the deletion of the gene for adenosine deaminase. |
II: | Bone marrow transplant and enzyme replacement therapy are completely curative. |
III. | Lymphocytes transformed with cADA gene are permanent cure for the condition. |
1. | Only I and II | 2. | Only I |
3. | Only II and III | 4. | I, II and III |
I: | PCR is now used routinely to detect HIV in suspected AIDS patients. |
II: | PCR is being used to detect mutations in genes in suspected cancer patients. |
III: | PCR can detect infections only when symptoms are present. |
1. | Statement I is correct, Statement II is incorrect, Statement III is correct. |
2. | Statement I is incorrect, Statement II is correct, Statement III is correct. |
3. | Statement I is correct, Statement II is correct, Statement III is incorrect. |
4. | Statement I is incorrect, Statement II is incorrect, Statement III is correct. |
1. | have had their DNA manipulated to possess and express an extra [foreign] gene. |
2. | are genetically modified with the use of foreign genes from a sexually compatible donor organism. |
3. | are produced by interspecific hybridisation. |
4. | are produced by inbreeding. |
I: | Transgenic animals can be specifically designed to allow study of how genes are regulated, and how they affect the normal functions of the body and its development. |
II: | Transgenic animals cannot be used to serve as models for humans diseases so that investigation of new treatments for diseases is made possible. |
III: | Transgenic animals can be specifically designed to allow study of complex factors involved in growth such as insulin like growth factor. |
1. | Statement I is correct, Statement II is incorrect, Statement III is correct |
2. | Statement I is incorrect, Statement II is correct, Statement III is correct |
3. | Statement I is correct, Statement II is correct, Statement III is incorrect |
4. | Statement I is incorrect, Statement II is incorrect, Statement III is correct |
Assertion (A): | Transgenic mice are being used to test the safety of polio vaccine. |
Reason (R): | Monkeys are not reliable to test the safety of polio vaccine. |
1. | Both (A) and (R) are False. |
2. | Both (A) and (R) are True but (R) does not explain (A). |
3. | (A) is True but (R) is False. |
4. | Both (A) and (R) are True and (R) explains (A). |
I: | Transgenic animals are being used for testing toxicity of drugs. |
II: | Transgenic animals are made that carry genes which make them more sensitive to toxic substances than non-transgenic animals. |
1. | Statement I is correct and Statement II is incorrect. |
2. | Both Statement I and Statement II are correct. |
3. | Both Statement I and Statement II are incorrect. |
4. | Statement I is incorrect and Statement II is correct. |
Assertion (A): | The manipulation of living organisms by the human race cannot go on any further, without regulation. |
Reason (R): | Genetic modification of organisms can have unpredictable results when such organisms are introduced into the ecosystem. |
1. | Both (A) and (R) are True and (R) explains (A). |
2. | (A) is True but (R) is False. |
3. | Both (A) and (R) are True but (R) does not explain (A). |
4. | Both (A) and (R) are False. |
1. | There are 27 documented varieties of Basmati grown in India. |
2. | In 1997, an American company got patent rights on Basmati rice by biopiracy. |
3. | Indian Basmati was crossed with semi-dwarf varieties and claimed as aan invention or a novelty. |
4. | There are an estimated 200 varieties of rice in India alone. |
I: | Most of the developing and underdeveloped world is rich financially, but poor in biodiversity and traditional knowledge. |
II: | Most of the industrialised nations are rich in biodiversity and traditional knowledge related to bio-resources but poor in biotechnology. |
1. | Statement I is correct. |
2. | Statement II is correct. |
3. | Both Statement I and Statement II are correct. |
4. | Both Statement I and Statement II are incorrect. |
Assertion (A): | Deficiency of the enzyme adenosine deaminase causes severe combined immunodeficiency. |
Reason (R): | This disorder is caused due to the deletion of the gene for adenosine deaminase. |
1. | Both (A) and (R) are True but (R) does not explain (A). |
2. | (A) is True but (R) is False. |
3. | Both (A) and (R) are False. |
4. | Both (A) and (R) are True and (R) explains (A). |