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Genome Wide Association Studies (GWASs) use statistics to compare the traits and genomic sequences of a large sample of individuals in order to identify genetic variations associated with a trait.

In which of the following situations would a GWAS be likely to provide an answer?

A

Ruling out a significant genetic impact on a trait.

B

Quantifying the genetic variation within a population.

C

Searching for a genetic locus that could be targetted in a drug for a highly complex disease that is influenced by many biological systems.

D

Identifying the genetic locus responsible for a trait that has a Mendelian inheritance pattern.

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