“All women become like their mothers. That is their tragedy. No man does. That’s his.”  —Oscar Wilde, The Importance of Being Earnest, Act 1

Mother’s Day is just around the corner—time to bust out cards, flowers, and breakfast-in-bed to let those special women know just how much they mean to us. We value their love, wisdom, and long-suffering patience. We’re also thankful if we inherited Mom’s eyes or smile. But that’s not all we have to thank Mom for.

It may not look good on a Hallmark card, but we should also be thankful for Mom’s mitochondrial DNA. (more…)