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1)The science of life and my major. It involves the study of living organisms from various levels. From the genetic material (Genetics, Molecular Biology, etc), to cells (Cell Physiology, Cellular Microbiology,etc), to organs and organ systems (Neurology, Embryology, Immunology, etc) to organisms (Chordates, Animal Physiology,etc), to populations and the external environment (Ecology, Marine Biology, Evolution). 2) Classes dumbass people cant pass for shit because they are dumb as fuck, or they don't care, or both. 3)Without it, there wouldn't be any doctors or medicine to save your useless and pathetic lives. 4) Slang for sexual intercourse.
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