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backcross
/ ˈbækˌkrɒs /
verb
- to mate (a hybrid of the first generation) with one of its parents
noun
- the offspring so produced
- the act or process of backcrossing
backcross
/ băk′krôs′,-krŏs′ /
Verb
- To cross a hybrid with one of its parents or with an individual genetically identical to one of its parents. Backcrossing is used in research to isolate genetic characteristics found in one of the parents.
Noun
- The act of making such a cross.
- An individual resulting from such a cross.
Word History and Origins
Origin of backcross1
Example Sentences
The process, known as a backcross, continues: The more backcrosses, the more the new variety will resemble the second parent.
Some organizations, such as the American Chestnut Foundation, backcross American trees with resistant Chinese varieties to produce seedlings that resemble American chestnuts but have sufficient Chinese qualities to survive the effects of blight.
“We diluted out all the traits of the Chinese chestnut except for blight resistance, for which we selected at each backcross by inoculating the trees with the blight fungus.”
The process, known as a backcross, continues: The more backcrosses, the more the new variety will resemble the second parent.
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