Polygenes

Polygenes

Numerous genes contributing equally toward a given phenotypic effect as found in the continuous variation of many quantitative traits, each having small and equal effects; mainly additive and subject to environmental influence.

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Part of Speech: noun
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Industry/Domain: Agriculture
Category: Rice science
Company: IRRI
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Related terms

polygene

Natural environment; Coral reefs

One of many genes of small effect that influence the development of a quantitative trait; results in continuous variation and in quantitative inheritance.

polygenic

Anthropology; Cultural anthropology

The result of the interaction of several genes.

polygenic

Biology; Immunology

The major histocompatibility complex is both polygenic, containing several loci encoding proteins of identical function, and polymorphic, having multiple alleles at each locus.

polygene

Biotechnology; Genetic engineering

One of many genes of small effect influencing the development of a quantitative trait; results in continuous variation and in quantitative inheritance.

polygenic

Biotechnology; Genetic engineering

Controlled by many genes of small effect.

polygenism

Political systems; Slavery

Theory that all human races are separate species. This idea, long the dominant theory of northern scientists in the United States during the nineteenth century, has been proved ...

watershed

Agriculture; Rice science

The total area from which a single river collects surface water runoff; the catchment or drainage area of a river system.

watershed degradation

Agriculture; Rice science

A marked deterioration in the hydrological behavior of a river system which reduces the potential of land and water by causing a water flow of inferior quality, quantity and ...

waterlogging

Agriculture; Rice science

Impeded drainage; or soil saturated with water but not necessarily with standing water.

waterlogged field

Agriculture; Rice science

A field which continuously has standing water and cannot be drained. The water level may not be deep.

water use efficiency

Agriculture; Rice science

1). Expressed in terms of dry matter or harvested portion of the crop produced per unit of water consumed. 2). Ratio of the water used for evapotranspiration, seepage, and ...