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Biotechnology and Its Applications

Long Answer Type

51. Explain the following terms briefly

(a) Single cell proteins (b) Biopatent (c) Bioethics (d) Biopiracy (e) Genetically modified food.

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Short Answer Type

52. Briefly explain why are Transgenic animals produced ?

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53. State the ethical issues in using transgenic animals.

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Long Answer Type

54. Compare and Contrast the advantages and disadvantages of production of genetically modified crops.

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55.

What is gene therapy? Illustrate using the example of adenosine deaminase (ADA) deficiency.

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Short Answer Type

56. How was the milk of the first transgenic cow Rosie different from the non transgenic cows?

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Long Answer Type

57. How is transgenic tobacoo plant protected against Meloidegyne incognita ? Explain the process ?

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Short Answer Type

58. Describe the responsibility of GEAC, set up by the Indian Government.

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59. Why insulin is being extracted from bacteria rather than animal source ?
Or

Name the source from whice insulin was extracted earlier.

Insulin is extracted from bacteria because bacteria is easy to manipulate and easy to grow. Insulin extracted from other organism caused allergies due to the presence of foreign gene. Since human gene can be linked to bacterial gene the insulin produced by it does not cause infection.

Insulin was earlier extracted from pancreas of slaughtered cows and pigs

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