major subdivisions of all organisms

another system of grouping organisms (6)

study of environment and their interactions (branch of biology)

communities of living species and their physical environment

descent with modification change over time- gradually, eventually

ability of populations of organisms to change over time

traits that improve an individual's ability to survive and reproduce.

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Term	Definition
domain	major subdivisions of all organisms
kingdom	another system of grouping organisms (6)
ecology	study of environment and their interactions (branch of biology)
ecosystem	communities of living species and their physical environment
evolution	descent with modification change over time- gradually, eventually
natural selection	ability of populations of organisms to change over time
adaption	traits that improve an individual's ability to survive and reproduce.