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Give the few characteristics of GMOs.


Genetically modified organisms :

(1) Their genes are altered by manipulation.

(2) They have incresed resistance to pests and can tolerate abiotic stresses more efficiently.

(3) They have high nutritional value.

(4) They may produce biological products which help in curing diseases.

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List three critical research areas of biotechnology.

Three critical research areas of biotechnology are :

1. Providing the best catalyst in the form of improved organism usually a microbe or pure enzyme.

2. Creating optimal conditions through engineering for a catalyst to act, and

3. Downstream processing technologies to purify the protein/organic compound.

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Mention any six fields of application of biotechnology for human welfare.

Applications of Biotechnology :

(i) Therapeutics (ii) Genetically modified crops

(iii) Molecular diagnostics (iv) Processed food items.

(v) Bioremediation (vi) Gene therapy.

(vii) Vaccine production.

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Expand GEAC.

GEAC—Genetic Engineering Approval Committee.
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How did the first transgenic cows Rosie differ from other cows with respect to the quality of milk ?

Rosie differs from others cow as it produced milk enriched with human alpha-lactalbumin protein which is nutritionally  more balanced product for human babies. The protein is absent in the milk of other cows.
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