New and Improved Autosomal Genetic Model

by | May 8, 2020 | Blog, DNA Science

A comparison of three models, including updated amount of shared DNA between various relatives and ancestors Note: this article is relatively old. I’ve updated my model to be far more accurate, in light of recently published standard deviations, and far more...

How Much of an Ancestor’s DNA Do You Have?

by | Apr 10, 2020 | Blog, DNA Science

Or, more interestingly, how much it will vary and how you can easily increase the number and quality of your DNA matches The model used to produce these numbers has been updated a few times. More accurate numbers for DNA coverage can be found here. The DNA testing...

Comparison of Autosomal Genetic Models

by | Apr 8, 2020 | Blog, DNA Science

Genetic Modeling Background A couple of years ago I made my first model of genetic inheritance. It was probably about as simple as such a model could be. Rather than having 22 separate autosomal chromosomes, it was more like having one long string of connected...

Code for X Chromosome Model, in Python

by | Mar 25, 2020 | DNA Code

# Copyright (c) 2020 Brit Nicholson. # All rights reserved. This program is made available under # the terms of the Simple Non Code License (SNCL) v2.3.0, # which is available at # https://github.com/MysteryDash/Simple-Non-Code-License/blob/master/License.txt # This...