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Question

Which of the following is a biotic factor that can make a major contribution to the regulation of a population in

a given community?

(A) The annual pattern of rainfall

(B) The average ratio of 0 2 to CO2

(C) The annual pattern of daily temperature ranges

(D) The rate of weathering of rocks into soil

(E) The number of predators and competitors 

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The answer is (E)The... View the full answer

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