Diversity among members of a species is important because diversity

Organisms are classified, or grouped into categories, based on similarities in their characteristics and/or evolutionary relationships. the study of how organisms are classified is known as

Which element forms the basis of all organic organisms a carbon b oxygen c hydrogen d nitrogen

Aristotle classified animals according to their a. habitat and mating behavior c. mating behavior and relatedness b. habitat and physical differences d. physical differences and mating behavior