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What is Biology?

TermDefinition
biome a group of similar ecosystems with the same general type of physical environment
organ system a group of organs that work together to do a certain job
symboisis a close relationship between organisms of different species in which at least one of the organisms benefits
natural selection the process in which some living things produce more offspring than others, so they pass more genes to the next generation than others do
reproduction the process by which living things give rise to offspring
cell the basic unit of all living things
biodiversity the diversity of living things
population organisms of the same species that live in the same area
community all the populations that live in the same area
homeostasis the process of maintaining a stable internal environment
evolution a change in the characteristics of living things over time
ecosystem all the living things in a given area, together with the nonliving environment
gene theory the idea the characteristics of living things are controlled by genes, which are passed from parents to their offspring
organism a single living thing
adaptation the characteristic that helps a living thing survive and reproduce in a given environment
tissue a group of cells of the same kind
biosphere the part of earth where all life exists
cell theory states that all living things are made of cells, and living cells always come from other cells
biology the science of life
Created by: kdehoney
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