The validation of a b-type autoclave can be achieved using which method
The validation of a b-type autoclave can be achieved using which method
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What is f0 value in autoclave validation?
What is f0 value in autoclave validation?
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Why are enzymes called biocatalysts? Briefly discuss the mode of enzyme action.
Why are enzymes called biocatalysts? Briefly discuss the mode of enzyme action.
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Explain the principle and applications of each of the following biochemical techniques: (i) Colorimetry.
Explain the principle and applications of each of the following biochemical techniques:
(i) Colorimetry.
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How are the diseases cystic fibrosis and albinism caused?
How are the diseases cystic fibrosis and albinism caused?
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Explain how ‘Dolly’ was created. What is its importance in the field of biotechnology?
Explain how ‘Dolly’ was created. What is its importance in the field of biotechnology?
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Differentiate between: (i) PCR and Gene Cloning. (ii) Batch Culture and Continuous Culture.
Differentiate between:
(i) PCR and Gene Cloning.
(ii) Batch Culture and Continuous Culture.
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What are polysaccharides? How are they formed?
What are polysaccharides? How are they formed?
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Briefly explain the concept and application of: (i) In vitro pollination. (ii) Protoplast fusion.
Briefly explain the concept and application of:
(i) In vitro pollination.
(ii) Protoplast fusion.
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Mention the significance of plants obtained by each of the following types of plant tissue culture techniques. (i) Callus Culture (ii) Organogenesis (iii) Somatic Embryogenesis
Mention the significance of plants obtained by each of the following types of plant tissue culture techniques.
(i) Callus Culture
(ii) Organogenesis
(iii) Somatic Embryogenesis
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Top Questions
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Discuss the advantages and disadvantages of genetically modifying crops, including soya, maize and rice
Sourav
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Outline the process of genetic modification using bacterial production of a human protein as an example, limited to: (a) isolation of the DNA making up a human gene using restriction enzymes, forming sticky ends (b) cutting of bacterial plasmid DNA with the same restriction enzymes, forming complementary sticky ends (c) insertion of human DNA into bacterial plasmid DNA using DNA ligase to form a recombinant plasmid (d) insertion of recombinant plasmids into bacteria (specific details are not required) (e) multiplication of bacteria containing recombinant plasmids (f) expression in bacteria of the human gene to make the human protein
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Outline examples of genetic modification: (a) the insertion of human genes into bacteria to produce human proteins (b) the insertion of genes into crop plants to confer resistance to herbicides (c) the insertion of genes into crop plants to confer resistance to insect pests (d) the insertion of genes into crop plants to improve nutritional qualities
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Describe genetic modification as changing the genetic material of an organism by removing, changing or inserting individual genes
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Describe and explain the conditions that need to be controlled in a fermenter, including: temperature, pH, oxygen, nutrient supply and waste products
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Describe how fermenters can be used for the large-scale production of useful products by bacteria and fungi, including insulin, penicillin and mycoprotein