
HHS.gov @HHSGov
Siblings share everything--even DNA. #DYK that you and your sibling(s) share about 50% of the same genes? Genomes help uncover the history of your ancestors, both near and distant: https://t.co/3uzDPdPUy8 #NationalSiblingsDay #WednesdayWisdom https://t.co/gWmJqztfkG — PolitiTweet.org