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प्रश्न
Explain different biosafety issues that may arise due to genetically modified (GM) organisms.
उत्तर
- Genetic modification of organisms has unpredictable effects when such organisms are introduced into the ecosystem.
- Cross-pollination between GM plants and wild varieties leads to contamination of gene pools of wild varieties.
- Consumption of GM foods may lead to allergies.
- GM microbes may escape from the laboratory and prove to be hazardous.
- Manipulation of living organisms requires regulation.
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संबंधित प्रश्न
Give applications of a vaccine.
In transgenic crop substance provitamin A is obtained in ______.
For production of edible vaccines plants are used. Explain this any one example.
How is Biotechnology useful for human health?
How can we solve many environmental problems using modern biotechnology?
Identify the properties observed in transgenic chicken.
i. High protein containing eggs and better meat quality.
ii. Better feed efficiency, lower fat and cholesterol levels.
iii. Resistance to viral and coccidial diseases.
Which of the following statement regarding the structure of proinsulin and mature insulin are not correct?
- Proinsulin is made up of three polypeptide chains - A, B and C.
- The C-polypeptide chain with 33 amino acids is removed prior to insulin formation.
- Mature insulin is made up of 51 amino acids arranged in two polypeptide chains - A and B.
- Polypeptide chain A has 30 amino acids and chain B has 21 amino acids.
- Polypeptide chains A and B are interconnected by one S-S linkage.
Choose the correct option.
Give the name of first transgenic plant.
An example of gene therapy is ______.
Which genes have been introduced in transgenic fish?
