May 19, 2023 Genealogists love obits. For many of our ancestors, an obituary is the only biographical sketch of their lives we’ll ever find. Obituaries were published for most folks from the mid-nineteenth century forward. The newspapers in which they were published are readily available either online or on microfilm at local libraries. Because of …
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Siblings Don’t Always Share 50 Percent Of Their Genes
You’ve probably heard somewhere that siblings share half of their genes with one another. That’s, like, Genetics 101, right? Actually, not quite. Thanks to the randomness of chromosome segregation and a process called recombination, siblings’ genomes are not always 50 percent the same. This figure is actually an average, as Our World in Data researcher Saloni …
Siblings Don’t Always Share 50 Percent Of Their Genes
You’ve probably heard somewhere that siblings share half of their genes with one another. That’s, like, Genetics 101, right? Actually, not quite. Thanks to the randomness of chromosome segregation and a process called recombination, siblings’ genomes are not always 50 percent the same. This figure is actually an average, as Our World in Data researcher Saloni …