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How can mitochondrial DNA be used to trace ancestry?

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5 votes

Answer:

mitochondrial is used for storage, so ancestral dna in cells can stay in mitochondria and being passed on

Step-by-step explanation:

User Gahan
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Answer:

Human mitochondrial DNA is much smaller than human nuclear DNA. ... For both of these reasons, the sequence of mitochondrial DNA stays the same over generations, and thus is a useful tool for looking at maternal ancestry. Scientists have found that the mitochondrial genome mutates 5-‐10 times faster than nuclear DNA.

Step-by-step explanation:

User Kitsu
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