Does The Blood In An Embryo Come From The Mother Or Father?
Sorry, web site didn't post; let's try it again!
Http://e science news.com/articles/2009/05/13/what.do.blood.stem.cell.need.grow.blood.
just remove the spaces in the prime web site portion: "e science news"
Blood type? Blood cells? No matter what question it is, the answer is that it comes from both. If you remember how an embryo is a bunch of cell splitting apart, then you could think of some of those cells as potential blood cell. Simply, blood types are determined by gene dominance, among other things that i probably dont know about (if that was your question).
"In the developing embryo, blood is produced in multiple breakers, he noted. In humans, the first red blood cells are produced in the yolk sac. The second wave is produced contained by the embryonic aorta and those blood stem cells then colonize the liver, which becomes the principal blood-producing organ in the fetus."
Mother i believe
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