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A population of snail darters is drastically reduced by the introduction of a large predator fish into an isolated stream. the predators eat almost all darters less than 5cm long. this is an example of
a. the bottleneck effect
b. diversifying selection
c. natural selection
d. gene flow
e. allopatric speciation

Respuesta :

MomoKiki1
The answer is either A, the bottleneck effect or C, natural selection. The answer is most likely A because it is hinted that the predator fish was placed in the isolated stream. The predators eating the darters less than 5cm is natural selection though.

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