Genetics. The condition of two genes, in an individual heterozygous at each of two linked loci, when the dominant allele of one occurs on the same…

Genetics. The phenomenon whereby a number of non-allelic genes at different loci (which may be polygenes) can act together to produce a single effect.

Genetics. The inhibition of the expression of one gene by the action of another non-allelic (epistatic) gene.

Cell Biology and Genetics. Reversal of the normal sequence of genes or nucleotides in a segment of a chromosome; an instance of this; a chromosome…

Genetics. = polymery, n. 2.

Cytology. Reciprocal exchange of chromosome segments, esp. between non-homologous chromosomes.

any change in the order of the genes along a chromosome.

A change of state of chromosome material in which it becomes heterochromatic and the action of the genes is modified or suppressed; also, the…

Molecular Biology. Continuation of nucleic acid transcription or translation beyond a normal termination sequence. Frequently attributive.