Sperm surprise
https://www.msn.com/en-us/news/other/unexpected-source-of-genetic-diversity-found-in-human-sperm/ar-AA2aZTFK
This blog is about genetics in the widest sense from humans to animals as well as diseases and other genetic related material. I require the assistance of the visitor. I would be grateful if you could offer feedback as well as give links. My details are ahai11london@yahoo.co.uk