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Is the use of organisms e.g. microbes, enzymes in biochemical processes to
generate useful products such as food e.g. yoghurt, cheese
microbes/enzymes e.g. Lactobacillus, yeast drugs e.g. Penicillin, insulin etc.
Why use Microbes?
Grow rapidly, so more products are made.
Microbes can be genetically engineered to produce specific products…
ELECTROPORATION High voltage pulses applied to disrupt the
MICROINJECTION DNA is injected into the host's cell.
VIRAL TRANSFER Vector infects recipient cell by inserting DNA directly.
T. PLASMIDS Can be inserted into soil bacterium Agrobacterium
tumefaciens. This infects plants which inserts DNA into plant genome.…
Treat some types of Cancer e.g. Leukaemia
Treat/Cure Alzheimer's Disease
Treat/Cure Parkinson's Disease
Treat Multiple Sclerosis
Ethical Objections to Embryonic Stem Cells
Embryo is a potential human therefore they have a right to life.
The cell may be from an aborted embryo.
Parents may not know the fate…