Mitochondrial DNA Is Useful for Tracing Ancestry Because

question 118

Multiple Choice

Mitochondrial DNA is useful for tracing ancestry because:

• A)recombination rarely occurs.
• B)mutations in mitochondrial DNA are rare; mitochondrial DNA has relatively little variation.
• C)mutations in mitochondrial DNA are almost always harmful.
• D)both recombination and mutation in mitochondrial DNA are rare.
• E)both recombination and mutation in mitochondrial DNA are rare, but when mutations do occur, they are almost always harmful.

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Definitions:

Median

The median is the central number that splits a dataset into two equal parts.

Set of Scores

A set of scores refers to a collection of numerical values obtained from assessments or measurements, typically representing the performance or outcomes of individuals or groups.

25th Percentile

The value below which 25% of the data falls, also known as the first quartile or Q1.

Q1

The first quartile in a data set, marking the value below which 25% of the data points fall.