Different people make different economic choices.
This behavior is called a naturalist behavior. All organisms act in distinct and certain ways depending on the genome that is embedded deep within their DNA codes. Regardless if an animal is trained to do a particular activity, there will still be lapses with this because the organism follows codes within its genome to perform tasks that are ultimately geared at survival and adaptation.
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After a volcanic eruption or earthquake, primary succession occurs when lichens break down rocks to generate new, nutrient-rich soils. Pioneer species are the first species to colonize an area following a severe disturbance, and they assist to shape the new habitat.
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