A-Level Biology Specification

AQA 7402

Section 8.4.2: Differences in DNA between individuals of the same species can be exploited for identification and diagnosis of heritable conditions

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#8.4.2.1

The use of labelled DNA probes and DNA hybridisation to locate specific alleles of genes.

#8.4.2.2

The use of labelled DNA probes that can be used to screen patients for heritable conditions, drug responses or health risks.

#8.4.2.3

The use of this information in genetic counselling and personalised medicine.

#8.4.2.4

Students should be able to evaluate information relating to screening individuals for genetically determined conditions and drug responses.