Episode: An Ancient Battle Is Playing Out in the DNA of Every Embryo
Description: Millions of years ago, retroviruses invaded the human genome. Today some of these viral remnants threaten the developing embryo while others fight to defend it.
Read this story here.
Learn about your ad choices: dovetail.prx.org/ad-choices
Click any word to see translations, usage examples & similar words. Then learn them using saved words.
Text not synced with the audio? See here for why certain podcasts won't sync.