backcross

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back·cross

 (băk′krôs′, -krŏs′)
tr.v. back·crossed, back·cross·ing, back·cross·es
To cross (a hybrid) with one of its parents or with an individual genetically identical to one of its parents.
n.
1. The act of making such a cross.
2. An individual resulting from such a cross.

backcross

(ˈbækˌkrɒs)
vb
(Genetics) to mate (a hybrid of the first generation) with one of its parents
n
1. (Genetics) the offspring so produced
2. (Genetics) the act or process of backcrossing

back•cross

(ˈbækˌkrɔs, -ˌkrɒs)

v.t.
1. to cross (a hybrid of the first generation) with either of its parents.
n.
2. an instance of such crossing.
[1900–05]

backcross


Past participle: backcrossed
Gerund: backcrossing

Imperative
backcross
backcross
Present
I backcross
you backcross
he/she/it backcrosses
we backcross
you backcross
they backcross
Preterite
I backcrossed
you backcrossed
he/she/it backcrossed
we backcrossed
you backcrossed
they backcrossed
Present Continuous
I am backcrossing
you are backcrossing
he/she/it is backcrossing
we are backcrossing
you are backcrossing
they are backcrossing
Present Perfect
I have backcrossed
you have backcrossed
he/she/it has backcrossed
we have backcrossed
you have backcrossed
they have backcrossed
Past Continuous
I was backcrossing
you were backcrossing
he/she/it was backcrossing
we were backcrossing
you were backcrossing
they were backcrossing
Past Perfect
I had backcrossed
you had backcrossed
he/she/it had backcrossed
we had backcrossed
you had backcrossed
they had backcrossed
Future
I will backcross
you will backcross
he/she/it will backcross
we will backcross
you will backcross
they will backcross
Future Perfect
I will have backcrossed
you will have backcrossed
he/she/it will have backcrossed
we will have backcrossed
you will have backcrossed
they will have backcrossed
Future Continuous
I will be backcrossing
you will be backcrossing
he/she/it will be backcrossing
we will be backcrossing
you will be backcrossing
they will be backcrossing
Present Perfect Continuous
I have been backcrossing
you have been backcrossing
he/she/it has been backcrossing
we have been backcrossing
you have been backcrossing
they have been backcrossing
Future Perfect Continuous
I will have been backcrossing
you will have been backcrossing
he/she/it will have been backcrossing
we will have been backcrossing
you will have been backcrossing
they will have been backcrossing
Past Perfect Continuous
I had been backcrossing
you had been backcrossing
he/she/it had been backcrossing
we had been backcrossing
you had been backcrossing
they had been backcrossing
Conditional
I would backcross
you would backcross
he/she/it would backcross
we would backcross
you would backcross
they would backcross
Past Conditional
I would have backcrossed
you would have backcrossed
he/she/it would have backcrossed
we would have backcrossed
you would have backcrossed
they would have backcrossed
ThesaurusAntonymsRelated WordsSynonymsLegend:
Verb1.backcross - mate a hybrid of the first generation with one of its parents
crossbreed, hybridise, hybridize, interbreed, cross - breed animals or plants using parents of different races and varieties; "cross a horse and a donkey"; "Mendel tried crossbreeding"; "these species do not interbreed"
References in periodicals archive ?
Both markers were utilized at each backcrossed generation to identify plants possessing heterozygous alleles for the target gene.
The RC1, RC2, RC3, RC4 and RC5 backcrossed generations should present similarity in relation to the recurring parent equal to 75, 87.5, 93.75, 96.87 and 98.43%, respectively.
At the same time, a growth advantage and low temperature resistance were regained in the offspring produced from backcrossed breeding.
Field evidence indicated that common carp X goldfish hybrids (both female and male) are fertile and that these FI hybrids may have actually backcrossed with the parent species.
"This project will contribute to a more complete understanding of the date palm genome, which, in turn, will provide tools for investigating useful traits, such as disease resistance and salinity tolerance," said Robert Krueger, horticulturist with the National Clonal Germplasm Repository for Citrus and Dates, US, which provided samples of backcrossed date palms for the research.
The offspring and their descendants were backcrossed to purebred Dalmatians for many generations, resulting in dogs that are indistinguishable from purebred Dalmatians.
Those FZ progeny that contain donor DNA in the chromosomal region of interest (identified using marker-assisted methods) are backcrossed to animals of the background strain.
melpomene in the lab and then backcrossed some of the offspring with H.
Ninety-eight random B[C.sub.2] plants were backcrossed to Harrington to generate 98 B[C.sub.2] generation plants, one B[C.sub.2][F.sub.1] tracing back to one B[C.sub.1][F.sub.1].
Each time, he sprayed the sunflower crossbreeds and backcrossed the most robust specimens with the original cultivated parent plants.
TACF's backcrossing method used Chinese-American hybrids produced at its research farms and backcrossed those to an entirely American parent.
In order to see if the MRL/lpr mice background's could be changed from that of SLE to a healthy background, several heterozygous (MRL/lpr X B6) [F.sub.1] mice were backcrossed to the parental MRL/lpr mice for nine generations to see whether or not a successful MRL/lpr mouse with a haplotype of H-[2.sup.b/b] could be generated.