ashleighc18 ashleighc18

04-02-2018
Biology

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For example, oxygen (O₂) diffuses from the air sacs into the capillaries of the lungs because there is a ____________ concentration of oxygen in the alveoli (air sacs) than the capillaries.

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ainsolehap3mtb9 ainsolehap3mtb9

04-02-2018

high. because the o² and co2 exchange gas in alveoli.. co2 in red blood cell bcos it comes from the cell

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