Biology: The Study of Life Vocab |
"Full many a gem of purest ray serene, The dark unfathomed caves of ocean bare. Full many a flower is born to blush unseen, And waste its sweetness on the desert air." --Thomas Gray from "Elegy Written in a Country Churchyard" |
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abiotic | characterized by the absence of life or living organisms. | |
adaptation | a change in form or behavior brought about through natural selection. | |
autotroph | an organism capable of producing its own food. | |
biotic | characterized by life or living organisms. | |
cell | the basic structural unit of all organisms, containing nuclear and cytoplasmic material enclosed by a semipermeable membrane and, in plants, a cell wall. | |
ecosystem | a system formed by the interactions of a community of organisms with its environment. | |
eukaryote | a cell type characterized by a distinct membrane-bound nucleus. | |
heterotroph | an organism that cannot produce its own food. | |
homeostasis | maintaining a stable internal environment. | |
organism | an individual life form. | |
oxidizing environment | favors the formation of smaller molecules from large, complex molecules. | |
prokaryote | any one-celled organism that lacks a nucleus. | |
reducing environment | favors the formation of large, complex molecules from smaller molecules. | |
species | the basic category of biological classification, composed of related individuals that are able to reproduce among themselves, but not with individuals of another species. | |
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Y O U N G U N I V E R S I T &n
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