Environmental Science
The response of predator to prey and vice-versa, over ten of thousands of years, produces physical and behavioral changes in a process called

Co-evolution
Origin
Development
Evolution

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Environmental Science
Which one is true?

commensalism when the interaction is useful to both the populations
symbiosis when neither population affects each other
symbiosis when the interaction is useful to both the populations
commensalism when none of the interacting populations affect each other

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