Biology, 03.08.2019 06:00 bettyrose69
The main function of the placenta is to a) direct the blood flow to the pelvis. b) allow the mixing of maternal and fetal blood. c) surround the embryo and protect it from shock. d) allow the fetus to receive nutrients and oxygen.
Answers: 1
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Why do carbohydrate molecules function so well as fuel for the body?
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Which worm has eyespots that are used to detect light? a fluke b marine worm c planarian d tapeworm
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Prokaryotic and eukaryotic cells are different in many ways other than the presence or absence of a nucleus. if both archaebacteria and eubacteria are prokaryotic cells, then why are archaebacteria more closely related to eukaryotic cells than they are to eubacteria?
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