Heterosis (Noun)
Meaning
(genetics) the tendency of a crossbred organism to have qualities superior to those of either parent.
Classification
Nouns denoting attributes of people and objects.
Examples
- Heterosis is often seen in crossbred cattle, where the offspring tend to grow faster and be more disease-resistant than their purebred parents.
- The plant breeder observed significant heterosis in the hybrid tomatoes, which had larger fruit and better flavor than the parent varieties.
- In an effort to increase crop yields, the researchers applied the concept of heterosis by crossing high-yielding strains of wheat with more disease-resistant ones.
- The livestock producer was impressed by the heterosis displayed by the crossbred pigs, which were not only faster-growing but also had better fertility rates.
- By harnessing the power of heterosis, plant breeders have been able to develop hybrid corn varieties that are more resistant to pests and environmental stress.