Which of the Following Describes the McDonald-Kreitman Test (MK Test)

question 32

Multiple Choice

Which of the following describes the McDonald-Kreitman test (MK test) ?

• A) The number of coalescent events in a population is compared to a null hypothesis.
• B) The branch lengths of all trees are compared, and the one with the shortest branches is chosen.
• C) The alleles of a species are compared within a species and to a homologous gene in another species.
• D) Allele frequencies that are more different than expected are identified as outliers.

---

Definitions:

Normal Approximation

A method used in statistics to estimate the distribution of various sample statistics using the normal distribution, particularly when the sample size is large.

Defective Items

Products or goods that fail to meet quality standards.

Sampling Distribution

The chance distribution of a chosen statistic, produced from a sample taken at random.

Standard Deviation

A measure of the amount of variation or dispersion of a set of values, indicating how much the values in the set deviate from the mean.