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Charles II, Habsburg of Spain: What exactly was up with his DNA?

Charles II, Habsburg of Spain: What exactly was up with his DNA?

by DNA-Sci | Apr 18, 2021 | Blog, DNA Science

An improved method for calculating the average and range of runs of homozygosity in the DNA of Charles II You can now get relationship predictions from # of segments and total cMs. This tool often tells you the exact relationship for close family members, including...

23andMe: Statistics for Use by Counselors in Cases of Incest

by DNA-Sci | Feb 14, 2021 | Blog, DNA Science

You probably got here from this page. If not, it’s probably a good idea to go look at it and see what this page is about before continuing. Some of the statistics here won’t actually be viewable at 23andMe. The real purpose of this page is to provide the...

AncestryDNA: Statistics for Use by Counselors in Cases of Incest

by DNA-Sci | Feb 12, 2021 | Blog, DNA Science

You probably got here from this page. If not, it’s probably a good idea to go look at it and see what this page is about before continuing. Many of the statistics here won’t actually be viewable at AncestryDNA. The real purpose of this page is to provide...

Can You Just Add the Averages and Ranges for Double Relationships?

by DNA-Sci | Jan 5, 2021 | Blog, DNA Science

People often ask how their DNA match with a cousin will be inflated if they have a double relationship with that cousin. Some helpful people have offered that you can look up shared averages and ranges for certain relationships and double all of them, or for two...

Statistics for Use by Counselors in Cases of Incest

by DNA-Sci | Sep 23, 2020 | Blog, DNA Science

I’ve been brought in to work on several cases in which incest has been suspected and later confirmed in a family. The first thing I’d like to ask someone when they discover that there’s incest in their family is if they need to talk to someone....

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