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Ecology Chap 09
Properties of Populations
11
Biology
Undergraduate 4
10/26/2009

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Term
Population
Definition
A group of individuals of the same species living in a given area at a given time.
Term
Genet
Definition
A genetic individual that arises from a single fertilized egg.
Term
Ramet
Definition
An individual member of a plant clone.
Term
Metapopulation
Definition
A population broken into sets of subpopulations held together by dispersal or movements of individuals among them.
Term
Abundance
Definition
The number of individuals of a species in a given area.
Term
Density
Definition
Size of a population in relation to a definite unit of space.
Term
Random Distribution
Definition
Distribution lacking pattern or order; placement of each individual is independent of all other individuals.
Term
Regular Distribution
Definition
A pattern in which individuals are more widely separated from each other than would be expected by chance; underdispersion.
Term
Clumped Distribution
Definition
Distribution in which individuals have a much higher probability of being found in some places than in others.
Term
Dispersal
Definition
Leaving an area of birth or activity for another area.
Term
Migration
Definition
Intentional, directional, usually seasonal movement of animals between two regions or habitats; involves departure and return of the same individual; a round-trip movement.
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