homoeologous

1 topic · 1 source

Food Biotechnology

Referring to chromosome s which are descended from a common progenitor, but which have evolved to be no longer fully homologous. Homoeologous chromosomes have similar gene content to one another, but are structurally altered in subtle ways to inhibit, and sometimes completely prevent their pairing with one another at meiosis.

UN Food and Agriculture Organization — Glossary of Biotechnology for Food and Agriculture