Biology 5090 · O Level · Genetic modification

Genetic modification — practice question

The stages involved in producing insulin on a commercial scale are given. Which order of events is correct?

  • A$3 \rightarrow 4 \rightarrow 1 \rightarrow 5 \rightarrow 2$
  • B$4 \rightarrow 3 \rightarrow 5 \rightarrow 2 \rightarrow 1$
  • C$4 \rightarrow 2 \rightarrow 5 \rightarrow 3 \rightarrow 1$
  • D$3 \rightarrow 4 \rightarrow 1 \rightarrow 2 \rightarrow 5$

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