Imagine that you're studying a group of Canadian geese that migrate
down South each winter and you want to know how they communicate
with each other. What level of organization are you studying? *

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•there must be variation for the particular trait within a population.

•the variation must be inheritable (that is, it must be capable of being passed on from the parents to their offspring).

•individuals with one version of the trait must produce more offspring than those with a different version of the trait.good

explanation:

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