Biological proof of why race mixing is a sin.
(twitter.com)
To be clear here, telegony/michrochimerism affecting future offspring is not a thing in humans. While microchimerism occurs it's usually due to pregnancy or some other oddity, not sexual contact. And it certainly doesn't affect the ova or DNA within to be passed on. There are a host of other reasons to avoid coal burners. While this is funny, it's not factual.