Using the picture, which factor does NOT limit the barnacle population on the rock?
A. space, because there is a limited amount of room on the rock
B. oparasitism, because the barnacles and rocks must exchange nutrients
C. predation, because the barnacles at the top of the rock get eaten by sea birds
D. water, because the barnacles can only live on rocks that are near the water.
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Using the picture, which factor does NOT limit the barnacle population on the rock?
A. space, becau...
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