Certain species like the tiger that are endangered are hunted because of things like their pelts and meat of the animal are very expensive and are very rare to find therefor people kill and sell them to get alot of money.
Minerals are not found in coals or pearls.
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Cortical nephrons can be distinguished from juxtamedullary nephrons by: their filtration rate.
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Answer:
Kingdom, Phylum, Class, Order, Family, Genus, Species.
Explanation:
High concentration to low is called diffusion