Biochemistry
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15 terms
Terms | Definitions |
|---|---|
 Carrying capacity | largest number of individuals of a population that a given environment can support |
| Community | a group of interdependent organisms inhabiting the same region and interacting with each other |
| Equilibrium | in biology, a state that exists when the concentration of a substance is the same throughout a space |
| Exponential growth | growth pattern in which the individuals in a population reproduce at a constant rate |
| Immigration | movement of individuals into an area occupied by an existing population |
| Limiting factor | factor that causes the growth of a population to decrease |
| Logistic growth | growth pattern in which a population's growth rate slows or stops following a period of exponential growth |
| Population | a group of organisms of the same species populating a given area |
| Population density | the number of organisms per unit area |
| Climax community | a stable, mature community that undergoes little or no change in species over time |
| Dominant species | those species in a community that are the most abundant or that collectively have the highest biomass |
| Lichens | small plants that consist of algae and fungi |
| Pioneer organisms | First organisms to colonize a community |
| primary succession | an ecological succession that begins in an area where no biotic community previously existed |
| Secondary succession | succession on a site where an existing community has been disrupted |
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