heterosis
he tuh roh suhs
- n (genetics) the tendency of a crossbred organism to have qualities superior to those of either parent
- When a movie star is billed as having "it" or "oomph," what she probably has is heterosis (hybrid vigor).
heterosis :
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- Beef cattle breeding programs
A breeding program is a complete system of management designed to bring about genetic improvement. Genetic improvement can be accomplished by the use of both crossbreeding and selection. The purpose of crossbreeding is to produce heterosis or hybrid vigor.
Oct. 16, 2013 - The News-Reporter