CAIE A-Level Biology A2 19.1.3 Sources of Genes Questions

Select and compare genomic DNA and complementary DNA as gene sources, explaining which coding sequences are suitable for expression in a host in Cambridge A Level Biology…

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Identify suitable sources of genes for genetic engineering, comparing genomic DNA and complementary DNA when selecting coding sequences for expression in a host.

[Maximum number: 2]

Factor VIII can be made as a recombinant human protein.

The gene that codes for human factor VIII can be synthesised from messenger RNA purified from human liver cells.

Outline two sources, other than messenger RNA, from which genes can be obtained for genetic engineering.

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CAIE A-Level Biology A2 19.1.3 Sources of Genes Questions question 1