biology - mitochondrial DNA

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What is mitochondrial DNA?
It is inherited by your mum, its used as mitochondria has a small piece of DNA in it, everyone has similar mitochondrial DNA which scientists study.
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Why is mitochondrial DNA better than nuclear DNA?
lots more mitochondria in a cell and less likley going to degrade over time.
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What is mitochondrial DNA used for?
Its used for tracing where humans have come from, through genetics?
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What does mitochondrial DNA show?
Where humans originated from.
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How does mitochondrial DNA prove evolution?
It traces humans back to one person called 'mitochondrial eve' who was found in Africa, which can show evolution and human migration.
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Card 2

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Why is mitochondrial DNA better than nuclear DNA?

Back

lots more mitochondria in a cell and less likley going to degrade over time.

Card 3

Front

What is mitochondrial DNA used for?

Back

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Card 4

Front

What does mitochondrial DNA show?

Back

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Card 5

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How does mitochondrial DNA prove evolution?

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