Which of these is the best source of stem cells and minimizes the risk associated with stem cell transplantation?
a) stem cells from a donor having the same blood group
b) stem cells from a donor who is the same age as the patient
c) stem cells preserved from the umbilical cord of the person
d) stem cells from rejected grafts that initiated an immune response
d) reusing the trees creates less environmental waste.
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Asquirrel population lives in an area. over many years, a river in that area grows wider and stronger, eventually forming a canyon. the squirrel populations on the two sides of the canyon can no longer mate with each other and ultimately form distinct species. this is an example of
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Which of these is the best source of stem cells and minimizes the risk associated with stem cell tra...
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