mtammy884
mtammy884
03.05.2020 • 
Biology

1) Urea moves out of the liver cells into the blood plasma by diffusion. Describe how this happens.
2) how is it possible for oxygen to move from the alveolus into the capillary and why is this important?
3) how is it possible for carbon dioxide to move from the capillary into the alveolus and why is this important

you don't have to answer all at once but please answer asap :)

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