Variability

Variability [ Genetics ]	Dictionary of botanic terminology - index of names
Synonyms: Mutability

The property or ability of an organism to change its characteristics from one generation to the other. The quality of being capable of mutation.

Variability [ Genetics - Taxonomy ]	Dictionary of botanic terminology - index of names
Synonyms: Variableness Adjective: Variable Antonym: invariability

The sum of different genotypic or phenotypic characters within a given taxa or population.

Variability of genotypes (Genetic diversity) The differences in the genetic make up among populations of a single species and among individuals within a population.
Variability (heterozygosity): Absence of uniformity, usually referring to lack of genetic uniformity in a population.
Variability among living organisms (biodiversity): the variability among living organisms from all sources including, among other things, terrestrial, marine and other aquatic ecosystems and the ecological complexes of which they are a part; this includes diversity within species (Genetic diversity), between species (Species diversity) and of ecosystems (Ecosystem diversity)
Variability (aberrance): Manifest diversity or difference, divergence to true type
Variability of population (The proportion or ratio of organisms within a community) Instead of counting each and every organism, scientists measure the variability of populations to look for change over time. For example in a given population the variability may be 4 females for every 3 male.

Variability [ Mathematics ]	Dictionary of botanic terminology - index of names
derived form: Variance

The tendency to vary or fluctuate around an average or expected value, or around a specific average pattern.

The statistical measure of variability (variance) is a measure of the dispersion of a set of values about its mean.

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