Quiz: Through what genetic line is mitochondrial DNA passed down?

Test your knowledge with these questions fuelled by the National Geographic Almanac 2019.

Published 9 Apr 2019, 00:38 BST, Updated 5 Nov 2020, 06:04 GMT
Photograph by Illustration by Kirk Moldoff, National Geographic
This quiz was created with content from the National Geographic Almanac 2019.
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