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.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

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]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.

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
Collins English Verb Tables © HarperCollins Publishers 2011
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"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
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Restoration of genetic background: Hospital 2003 used ratio ofhomozygous markers(two allelesbothfrom recipient) to all markers to show restoration of recipient genetic background, unlike Hospital, we used percentage of alleles inherited from the recipient parent to estimate restoration of recipient genetic background, the restoration status of recipient genetic background under different background selection methods show in figure 2: backcrossing two generations, the restoration degree of recipient genetic background reached 93% by genomic similarity selection and index selection, backcrossing four generations, restoration degree of recipient genetic background reached 100%.
STUDY ON FACTORS AFFECTING THE EFFICIENCY OF MARKER-ASSISTED INTROGRESSION
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This finding is further supported by a more recent and reliable molecular/genetic study showing a low frequency of backcrossing in common carp X goldfish hybrids (Hanfling et al., 2005).
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Upper grades study forest ecology, perform DNA experiments, and study the genetics of backcrossing Chinese chestnut hybrids to surviving native chestnuts, aiming for a tree that incorporates the desirable characteristics of the native with just enough Chinese to resist blight.
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Through backcrossing, the researchers have produced progeny that also offer good productivity, vigor and adaptation.
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