At the site of gas exchange in the lungs, where does the oxygen move? O2 moves from the alveoli to the white blood cells.
O2 moves from the white blood cells to the alveoli.
O2 moves from the alveoli to the red blood cells.
O2 moves from the red blood cells to the alveoli.

C. O2 moves from the alveoli to the red blood cells.

Explanation:

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identify the dna change shown in the diagram and explain how that change can result in the increased genetic diversity often seen among siblings.

scientists have discovered that hiv does not cause aids by the virus's direct effect on the host's immune cells, but rather through the cells' lethal influence on one another. researchers from the gladstone institutes have revealed that hiv does not cause aids by the virus's