KamikazeArchon t1_isinmvy wrote
Reply to comment by Newbielurker in TIL: Sperms were thought to move by wiggling their tails side-to-side, like eels, for 350 years. But research shows that they roll as they move forward like a spinning top. by vect77
Your clarifications are correct, but also, the 2/3 is the other way around. 2/3 of paternity tests are "positive", confirming the paternity to the mother's husband/partner. 1/3 are "negative".
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