Biology

epistasis

Term: epistasis

Origin: Anc Greek

???/epi(=prefix meaning upon, on) )

??????/stasis(=standing still, state)

à standing upon

Coined:

In 1909, by British geneticist, Wiliam Bateson (1861-01926) established the term "epistasis" to explain the genetic interaction of two independent traits.

Definition:

Epistasis is the phenomenon in which one or more genes act upon others. These genes which modify the expression of others are called modifier genes.

- Hemizygosity
Term: hemizygosityLiterally meaning: half double, singleOrigin: Anc Greek???-/hemi(=prefix meaning half)???????/zygotia(=zigosity meaning the state of genes for a trait in diploids) > ?????/zygos(=yoke, doubled)Coined/HistoryIn 1905 by by British...

- Hemizygous
Term: hemizygousLiterally meaning: half double, singleOrigin: Anc Greek???-/hemi(=prefix meaning half)?????/zygos(=yoke, doubled)Coined/HistoryIn 1905 by by a British geneticist W Bateson (1861 ?1926)Definition Hemizigosity is the state of having only...

- Allele , Allelomorph
Term: allele abbreviation (shortened form) of, allelomorph Origin: Anc Greek ?????/????? (=other) > ???????? /alilizo (=be with others)?????/morphe(=form, shape) > ??????/morphao(=represent, appear)>???????/Morpheus(=the god of dreams who...

- Epigenetics
Term: epigenetic Origin: Anc Greek ???/epi(=upon, over, above )?????????/genetikos (=genitive) > ?????/ genea(=generation) > ?????/geno (=birth to)> ???????/genesis(=origin) Coined: In 1905 British geneticist, Wiliam Bateson coined the...

- Heterozygous
Term: heterozygousOrigin: Anc Greek ??????/heteros(=different, other)?????/zygos(=yoke) Coined: ??? William Bateson (1861 ?1926) ??? The term introduced in 1902 by a British geneticist W Bateson (1861 ?1926) and British botanist...

Biology