Mutualism would be thae correct anwer
Deltas and sand dunes form from erosion
<span>a river carrying dirt into a lake is a example of water erosion
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fossils can tell us about environments
when the oceanic and continental plate collide, the oceanic plate sinks below the continental plate
a footprint is a trace fossil
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A gene is (in informal use) a unit of heredity which is transferred from a parent to offspring and is held to determine some characteristic of the offspring.
the answer is the ratio is off
