Non-random segregation of chromosomes is a deviation from the usual distribution of chromosomes during meiosis, that is, during segregation of the genome among gametes. While usually according to the
Theodor Boveri 1908
Parthenogenetic birth of an aphid
The eponymous tube with which the caterpillar of the tubular bagbearer surrounds itself
Non-Mendelian inheritance is any pattern in which traits do not segregate in accordance with Mendel's laws. These laws describe the inheritance of traits linked to single genes on chromosomes in the n
Mirabilis jalapa
Co-dominant expression of genes for plumage colours.
In the genepool of cats (Felis catus) there is a recessive allele for orange coat on the X-Chromosome. In a male the Y-Chromosome cannot compensate this, so a tomcat with that allele is born orange. This allele is epistatic over some other coat color genes.