Evidence Has Suggested a Simple Dominant Mode of Inheritance for Lactase

question 45

True/False

Evidence has suggested a simple dominant mode of inheritance for lactase persistence in adults.

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Definitions:

Genetic Drift

A mechanism of evolution that involves random changes in the frequency of alleles within a population over time.

McDonald-Kreitman Test

A method used in molecular evolution to compare the ratio of non-synonymous to synonymous substitutions in a gene between species, assessing natural selection.

Homologous Gene

Genetic sequences that are shared by different species and have been inherited from a common ancestor.