Anew interstate highway separates a population of groundhogs. eventually, the isolated populations form two distinct species. what speciation mechanism was most likely at work? a new interstate highway separates a population of groundhogs. eventually, the isolated populations form two distinct species. what speciation mechanism was most likely at work? vicariance disruptive selection dispersal polyploidization

science-ocean floors and habitats study guide by volleyballqueen3817 a major advance in ocean-floor mapping. list four sections of the ocean floor. algae that use sunlight to produce their own food through photosynthesis. all of the feeding relationships that exist in a habitat. drying out, predators, find food.

the "dirty dozen" chemicals banned in an international treaty are formally known as persistent organic pollutants, or pops. the united nations environment program provided this background on what they are and what they can do to humans and wildlife.

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