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Unformatted text preview: implantation Morulla-cell division or mitosis- to Blastocyst -Inner cell mass develops into a baby-Outer part implants itself onto the endometrium and will become chorion and placenta Placenta:-Exchange of blood and nutrients between mother and fetus Umbilical artery and vein Pregnancy Hormones human chorionic gonadotropin (hCG) Human placental lactogen (hPL) Progesterone Estrogen Relaxin CRH Oxytocin Prolactin...
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