<span>Taxonomy is the classification or grouping of organisms into groups, based on shared or similar characteristics. The criteria used for including an organism in a group can be controversial. An example of a taxon is the class Reptilia.</span>
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Viruses are not made of cells as a living thing is.
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The answer is stimulant although it can sometimes be a depressant
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D. number of individuals in a species
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Research meteorologists study atmospheric phenomena such as lightning. Atmospheric scientists study the weather and climate, and examine how those conditions affect human activity and the earth in general
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