You could have a secret twin (but not the way you think) - Kayla Mandel Sheets

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You could have a secret twin (but not the way you think) - Kayla Mandel Sheets with tags twins, chimerism, chimerism twin, chimerism genetics, genetics, genome, absorbing twin in womb, absorbing twin, twin dna, karen keegan, karen keegan chimerism, dna, genetic testing, chimera, in utero, fetus, placenta, second genome, fetal stem cells, stem cells, dna tests, mitochondria, twin pregnancy, science, biology, education, animation, kayla mandel sheets, luísa m h copetti, hype cg, the vanishing half, brit bennett, ted, ted-ed, ted ed, teded, ted education

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While searching for a kidney donor, Karen Keegan stumbled upon a mystery. After undergoing genetic testing, it turned out that some of her cells had a completely different set of genes from the others. And this second set of genes belonged to her twin sister— who had never been born. How did this happen? Kayla Mandel Sheets explores the condition known as chimerism.

Lesson by Kayla Mandel Sheets, directed by Luísa M H Copetti, Hype CG.

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