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Criminal Mischief Episode 17: DNA and Twins
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SHOW NOTES:
For years it was felt that the DNA of identical twins was indeedidentical. Since they come from a single fertilized egg, this would seem intuitive. But, nature likes to throw curve balls—and the occasional slider. After that first division of the fertilized, and after the two daughter cells go their way toward producing identical humans, things change. And therein lies the genetic differences between two “identical” twins.
LINKS:
One Twin Committed the Crime—but Which One?: https://www.nytimes.com/2019/03/01/science/twins-dna-crime-paternity.html
The Claim: Identical Twins Have Identical DNA: https://www.nytimes.com/2008/03/11/health/11real.html
The Genetic Relationship Between Identical Twins: https://www.verywellfamily.com/identical-twins-and-dna-2447117
Identical Twins’ Genes Are Not Identical: https://www.scientificamerican.com/article/identical-twins-genes-are-not-identical/
Rare Australian Twins Are “Semi-Identical,: Sharing 89 Percent of Their
DNA: https://www.inverse.com/article/53633-semi-identical-twins-share-78-percent-of-dna
261 episodes
Fetch error
Hmmm there seems to be a problem fetching this series right now. Last successful fetch was on May 19, 2025 13:18 ()
What now? This series will be checked again in the next day. If you believe it should be working, please verify the publisher's feed link below is valid and includes actual episode links. You can contact support to request the feed be immediately fetched.
Manage episode 450191890 series 5883
SHOW NOTES:
For years it was felt that the DNA of identical twins was indeedidentical. Since they come from a single fertilized egg, this would seem intuitive. But, nature likes to throw curve balls—and the occasional slider. After that first division of the fertilized, and after the two daughter cells go their way toward producing identical humans, things change. And therein lies the genetic differences between two “identical” twins.
LINKS:
One Twin Committed the Crime—but Which One?: https://www.nytimes.com/2019/03/01/science/twins-dna-crime-paternity.html
The Claim: Identical Twins Have Identical DNA: https://www.nytimes.com/2008/03/11/health/11real.html
The Genetic Relationship Between Identical Twins: https://www.verywellfamily.com/identical-twins-and-dna-2447117
Identical Twins’ Genes Are Not Identical: https://www.scientificamerican.com/article/identical-twins-genes-are-not-identical/
Rare Australian Twins Are “Semi-Identical,: Sharing 89 Percent of Their
DNA: https://www.inverse.com/article/53633-semi-identical-twins-share-78-percent-of-dna
261 episodes
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