Blood circulates through the vitelline blood vessels in the yolk sac. https://t.co/8wxPAwx6CM https://t.co/Iwj0Zqu0zU
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@LyssAnthrope @secularprolife Working chronologically through your replies in one thread, because I hate losing track of branches~ On the action of mifepristone: https://t.co/0FYAOTkGBy Before 10 weeks the embryo's placental yolk sac & mother's villi
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@IdahoGinsburn @AbortionChat And it’s not your placenta anyways. The placenta is a fetal organ. Retard. https://t.co/hJ16irgepA
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@Devildogg3100 @BruceL2323 @JerylBier Mice extrapolated to humans. I see your non-journal article and raise another peer-reviewed journal article: https://t.co/qLQoh8pryU