Alveoli is the answer.
<span>In humans, once carbon dioxide reaches the capillaries in the lungs, it is diffused into the Alveoli.
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Answer:
there would be more red then blue or yellow
Explanation:
because the humming birds are attracted to the red pansies and not the blue or yellow so they would not be pollinated
Plant cells have cell wall but animal cells don't have any cell wall.