Genetic variation describes naturally occurring differences among individuals within the same population or species. It is based on the differences in the alleles in the gene pool in a population. These differences-- cause organisms to become extinct.
allow organisms to mutate to better suit their environment.
enhance the chances of a species’ survival.
None of the above

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linnaeus is the father of taxonomy, which is the system of classifying and naming organisms. one of his contributions was the development of a hierarchical system of classification of nature. today, this system includes eight taxa: domain, kingdom, phylum, class, order, family, genus, and species.