Results 11 to 20 of about 1,526,357 (323)

Mapping-based genome size estimation [PDF]

open access: yesBMC Genomics, 2019
While the size of chromosomes can be measured under a microscope, obtaining the exact size of a genome remains a challenge. Biochemical methods and k-mer distribution-based approaches allow only estimations. An alternative approach to estimate the genome
Shakunthala Natarajan   +2 more
doaj   +7 more sources

Centromere size scales with genome size across Eukaryotes [PDF]

open access: yesScientific Reports, 2021
Previous studies on grass species suggested that the total centromere size (sum of all centromere sizes in a cell) may be determined by the genome size, possibly because stable scaling is important for proper cell division. However, it is unclear whether
Klára Plačková   +2 more
doaj   +5 more sources

A Model for Genome Size Evolution [PDF]

open access: yesBulletin of Mathematical Biology, 2014
International audienceWe present a model for genome size evolution that takes into account both local mutations such as small insertions and small deletions, and large chromosomal rearrangements such as duplications and large deletions.
Bernard, Samuel   +3 more
core   +10 more sources

LocoGSE, a sequence-based genome size estimator for plants [PDF]

open access: yesFrontiers in Plant Science
Extensive research has focused on exploring the range of genome sizes in eukaryotes, with a particular emphasis on land plants, where significant variability has been observed. Accurate estimation of genome size is essential for various research purposes,
Pierre Guenzi-Tiberi   +16 more
doaj   +2 more sources

Genome size versus geographic range size in birds [PDF]

open access: yesPeerJ, 2021
Why do some species occur in small, restricted areas, while others are distributed globally? Environmental heterogeneity increases with area and so does the number of species.
Beata Grzywacz, Piotr Skórka
doaj   +2 more sources

GenomeFingerprinter and universal genome fingerprint analysis for systematic comparative genomics [PDF]

open access: yes, 2013
How to compare whole genome sequences at large scale has not been achieved via conventional methods based on pair-wisely base-to-base comparison; nevertheless, no attention was paid to handle in-one-sitting a number of genomes crossing genetic category ...
Ai, Hannan   +3 more
core   +15 more sources

Genome size and repetitive sequences are driven by artificial selection on the length of the vegetative cycle in maize landraces from Northeastern Argentina

open access: yesRodriguésia, 2021
Variation in genome size and knob heterochromatin content was explored in relationship to altitudinal cline and length of the vegetative cycle in northern Argentina, USA and Mexico landraces.
María Florencia Realini   +3 more
doaj   +1 more source

Whence Came These Plants Most Foul? Phylogenomics and Biogeography of Lowiaceae (Zingiberales)

open access: yesFrontiers in Ecology and Evolution, 2022
Lowiaceae (order Zingiberales) is a small family of forest herbs in Southeast Asia. All species belong to the genus Orchidantha. They are known for possessing orchid-like flowers that are smelly, apparently mimicking dead animals, feces, or mushrooms ...
Matti A. Niissalo   +8 more
doaj   +1 more source

The relationship between transposable elements and ecological niches in the Greater Cape Floristic Region: A study on the genus Pteronia (Asteraceae)

open access: yesFrontiers in Plant Science, 2022
Non-coding repetitive DNA (repeatome) is an active part of the nuclear genome, involved in its structure, evolution and function. It is dominated by transposable elements (TEs) and satellite DNA and is prone to the most rapid changes over time.
Zuzana Chumová   +9 more
doaj   +1 more source

Genome Sizes of Spiders [PDF]

open access: yesJournal of Heredity, 2003
Spiders represent a diverse and familiar group of animals, but to date no information has been made available regarding their genome sizes. Arachnids in general have been almost entirely overlooked, and are currently represented by a single tick in the animal genome size data set.
T. R. Gregory, David Shorthouse
openaire   +3 more sources

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