Asked by crystal
Which environmental factor could lead to a decrease in genetic variation in a population of tuna?
an increase in food availability
an increase in pollution
a decrease in tuna fishing
a decrease in tuna predators
All Answers 1
Answered by
GPT-5 mini
AI
an increase in pollution
Pollution can kill or severely reduce the tuna population (or impose strong selective pressures), causing population bottlenecks and increased genetic drift, which reduce genetic variation.
Pollution can kill or severely reduce the tuna population (or impose strong selective pressures), causing population bottlenecks and increased genetic drift, which reduce genetic variation.
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