Results 31 to 40 of about 800,165 (390)

Crossover Interference in Humans [PDF]

open access: yesThe American Journal of Human Genetics, 2003
Crossing-over between homologous chromosomes facilitates proper disjunction of chromosomes during meiosis I. In many organisms, gene functions that are essential to crossing-over also facilitate the intimate chromosome pairing called "synapsis." Many organisms--including budding yeast, humans, zebrafish, Drosophila, and Arabidopsis--regulate the ...
Franklin W. Stahl   +1 more
openaire   +3 more sources

Reading Books and Reading Minds: Differential Effects of Wonder and The Crossover on Empathy and Theory of Mind [PDF]

open access: yes, 2017
We tested sixth graders for empathy and theory of mind before and after an academic unit on either Wonder or The Crossover. Wonder was associated with improved perspective-taking; students who read The Crossover increased in concern for others.
Louise Freeman
core   +1 more source

Choosing Mutation and Crossover Ratios for Genetic Algorithms - A Review with a New Dynamic Approach

open access: yesInf., 2019
Genetic algorithm (GA) is an artificial intelligence search method that uses the process of evolution and natural selection theory and is under the umbrella of evolutionary computing algorithm.
Ahmad Hassanat   +5 more
semanticscholar   +1 more source

Crossover from the parity-conserving pair contact process with diffusion to other universality classes [PDF]

open access: yes, 2009
The pair contact process with diffusion (PCPD) with modulo 2 conservation (\pcpdt) [$2A\to 4A$, $2A\to 0$] is studied in one dimension, focused on the crossover to other well established universality classes: the directed Ising (DI) and the directed ...
Hyunggyu Park   +3 more
core   +1 more source

CONSORT 2010 statement: extension to randomised crossover trials

open access: yesBritish medical journal, 2019
Evidence shows the quality of reporting of randomised controlled trials is not optimal. The lack of transparent reporting impedes readers from judging the reliability and validity of trial findings, prevents researchers from extracting information for ...
K. Dwan   +3 more
semanticscholar   +1 more source

Adaptive probabilities of crossover and mutation in genetic algorithms

open access: yesIEEE Transactions on Systems, Man and Cybernetics, 1994
In this paper we describe an efficient approach for multimodal function optimization using genetic algorithms (GAs). We recommend the use of adaptive probabilities of crossover and mutation to realize the twin goals of maintaining diversity in the ...
M. Srinivas, L. Patnaik
semanticscholar   +1 more source

BEC-BCS Crossover in the Nambu--Jona-Lasinio Model of QCD [PDF]

open access: yes, 2007
The BEC-BCS crossover in QCD at finite baryon and isospin chemical potentials is investigated in the Nambu--Jona-Lasinio model. The diquark condensation in two color QCD and the pion condensation in real QCD would undergo a BEC-BCS crossover when the ...
A. J. Leggett   +7 more
core   +2 more sources

Clinical Evidence of Crossover in the SHOX Gene

open access: yesVan Tıp Dergisi, 2021
Mutations of the SHOX gene are cause of various genetic growth disorders, ranging from isolated short stature to Leri-Weill Syndrome characterized by short stature, mesomelia and Madelung deformity.
Emine Göktaş   +1 more
doaj   +1 more source

Tackling Plant Meiosis: From Model Research to Crop Improvement

open access: yesFrontiers in Plant Science, 2018
Genetic engineering and traditional plant breeding, which harnesses the natural genetic variation that arises during meiosis, will have key roles to improve crop varieties and thus deliver Food Security in the future. Meiosis, a specialized cell division
Christophe Lambing, Stefan Heckmann
doaj   +1 more source

Crossover Interference, Crossover Maturation, and Human Aneuploidy

open access: yesBioEssays, 2019
A striking feature of human female sexual reproduction is the high level of gametes that exhibit an aberrant number of chromosomes (aneuploidy). A high baseline observed in women of prime reproductive age is followed by a dramatic increase in older women.
Shunxin Wang   +6 more
openaire   +3 more sources

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