A new study reveals how a mechanism – involving glands in the lining of the uterus – ensures the early embryo receives the nourishment it needs to grow into a healthy fetus that is big enough to receive blood from the mother.
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A new study reveals how a mechanism – involving glands in the lining of the uterus – ensures the early embryo receives the nourishment it needs to grow into a healthy fetus that is big enough to receive blood from the mother.