Darwin used the phrase struggle for existence to describe the competition among organisms for the resources needed to survive. What condition would increase the struggle for existence experienced by members of a population?

a) All of the other answer choices
b) an increase in the population's food supply
c) an increase in the size of the population's environment
d) an increase in birth rate among members of the population


Ans: d) an increase in birth rate among members of the population

Biology & Microbiology

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