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Which option correctly contrasts the named ideas for Variation and evolution, Genetic engineering: students must interpret information about genetic engineering techniques and make informed judgements about cloning, genetic engineering and GM crops.
- A.Correct contrast: DNA can contain many genes; a gene has a specific coding role. This matches Genetic engineering because students must interpret information about genetic engineering techniques and make informed judgements about cloning, genetic engineering and GM crops.
- B.Reversed contrast: Calling a gene a whole chromosome. This would blur DNA vs genes instead of testing Genetic engineering.
- C.Over-broad contrast: Explaining protein coding without naming the gene as the relevant section of DNA. This misses the objective focus on interpret information about genetic engineering techniques and make informed judgements about cloning, genetic engineering and GM crops.
- D.Unrelated contrast: It moves into a neighbouring Unit 4.6 idea rather than Variation and evolution / Genetic engineering.
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