allelic gene n.
any of several forms of a gene, usually arising through mutation, that are responsible for hereditary variation. noun any of two or more variants of a gene that have the same relative position on homologous chromosomes and are responsible for alternative characteristics, such as smooth or wrinkled seeds in peas Also called allelomorph (əˈliːləˌmɔːf) See […]
. Historical Examples When this mutant first appeared its similarity to arc led us to suspect that it might be arc itself or an allelomorph of arc. Sex-linked Inheritance in Drosophila Thomas Hunt Morgan In the fifth figure (e) the color of the darkest fly is due to a factor called ebony, which is an […]
suppression of growth of a plant by a toxin released from a nearby plant of the same or another species. noun the inhibitory effect of one living plant upon another by the release of toxic substances allelopathy (ə-lē-lŏp’ə-thē, āl’ə-) The inhibition of growth in one plant species by chemicals produced by another. For example, other […]
allelotaxis allelotaxis al·le·lo·tax·is (ə-lē’lə-tāk’sĭs, ə-lěl’ə-) or al·le·lo·tax·y (ə-lē’lə-tāk’sē, ə-lěl’ə-) n. Development of an organ or part from several different embryonic structures or tissues.