CAIE A Level Biology 9700 · Genetic technology
Genetically modified (GM) salmon have been engineered to grow to market size in half the time of non-GM salmon. They contain a gene from another fish species that produces growth hormone throughout the year, rather than only in warmer months. Discuss the potential benefits and ethical concerns of using GM salmon in aquaculture to help meet global food demand.
5 marks, so the mark scheme is looking for about 5 separate creditworthy points. Making the same point twice in different words earns it once.
Discuss means: Set out the points on more than one side and weigh them up. Cover both sides, then finish with a judgement that follows from what you wrote.
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