sammyalien555 sammyalien555
  • 13-10-2017
  • Biology
contestada

Why do some red blood cells undergo programmed death? They are healthy. The body must balance the blood cell count. Their concentration is too low. There is too much oxygen in the blood.

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jalaurent01
jalaurent01 jalaurent01
  • 13-10-2017
the body must balance the blood cell count.
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cheyenne131
cheyenne131 cheyenne131
  • 13-10-2017
I think the answer is B.
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