Write the names of any four important centres for biotechnology in India.
Write the names of any four important centres for biotechnology in India.
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How is DNA sequencing performed using Sanger’s dideoxy technique? Give one limitation of this technique.
How is DNA sequencing performed using Sanger’s dideoxy technique? Give one limitation of this technique.
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how many lenses does a simple microscope have?
how many lenses does a simple microscope have?
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robert hooke used a simple microscope to observe what
robert hooke used a simple microscope to observe what
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What is the difference between a simple and a compound microscope?
What is the difference between a simple and a compound microscope?
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Who invented the simple microscope?
Who invented the simple microscope?
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What is a simple microscope?
What is a simple microscope?
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Which scientist used a simple light microscope?
Which scientist used a simple light microscope?
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which scientist used a simple light microscope and saw microorganisms in pond water?
Which scientist used a simple light microscope and saw microorganisms in pond water?
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What is the key difference between primary and secondary sewage treatment
What is the key difference between primary and secondary sewage treatment
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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