BIOL 1406 Study Guide - Comprehensive Midterm Guide: Wharton County Junior College, American Black Bear, Beer
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Biology is the scientific study of life and everything related to it. How a single cell develops into an entire organism. What kind of plants and animals exist a(cid:374)d (cid:373)a(cid:374)y others . Regardless of the particular field or specialization, all biologist study life. Life can be studied at different levels from molecules to the entire living planet. The study of life can be divided into different levels of biological organization. Approximately 1. 8 million species have been identified and named. Estimates of the total number of species that actually exist range from 10 million to over 100 million. Most of the undiscovered species are small a(cid:374)d o(cid:271)s(cid:272)ure, (cid:271)ut (cid:374)ot all of the(cid:373) . The field of biology that deals with naming organisms and grouping them together. Domains, followed by kingdoms, are the broadest units of classification. Followed by: phylum, class, order, family, genus, and species. From bottom to top: eukarya, animalia, chrodata, mammilia, carnivora, ursidae, ursus, ursus americanus (american black bear)
