Results 21 to 30 of about 8,047,140 (326)

W(h)ither Fossils? Studying Morphological Character Evolution in the Age of Molecular Sequences [PDF]

open access: yes, 2008
A major challenge in the post-genomics era will be to integrate molecular sequence data from extant organisms with morphological data from fossil and extant taxa into a single, coherent picture of phylogenetic relationships; only then will these ...
Bull J. J.   +21 more
core   +2 more sources

Elusive data underlying debate at the prokaryote-eukaryote divide

open access: yesBiology Direct, 2018
Background The origin of eukaryotic cells was an important transition in evolution. The factors underlying the origin and evolutionary success of the eukaryote lineage are still discussed.
Marie Gerlitz   +4 more
doaj   +1 more source

Selective pressures on genomes in molecular evolution [PDF]

open access: yes, 2003
We describe the evolution of macromolecules as an information transmission process and apply tools from Shannon information theory to it. This allows us to isolate three independent, competing selective pressures that we term compression, transmission ...
Adami   +34 more
core   +2 more sources

The future of molecular evolution [PDF]

open access: yesEMBO reports, 2010
Antony Dean explores the past, present and future of evolutionary theory and our continuing efforts to explain biological patterns in terms of molecular processes and mechanisms.
openaire   +2 more sources

A Hierarchical Approach to Protein Molecular Evolution [PDF]

open access: yes, 1999
Biological diversity has evolved despite the essentially infinite complexity of protein sequence space. We present a hierarchical approach to the efficient searching of this space and quantify the evolutionary potential of our approach with Monte Carlo ...
Crameri   +30 more
core   +2 more sources

Rate variation during molecular evolution: creationism and the cytochrome c molecular clock [PDF]

open access: yes, 2017
Molecular clocks based upon amino acid sequences in proteins have played a major role in the clarification of evolutionary phylogenies. Creationist criticisms of these methods sometimes rely upon data that might initially seem to be paradoxical.
Hofmann James, R.
core   +1 more source

Plastid origin: who, when and why?

open access: yesActa Societatis Botanicorum Poloniae, 2014
The origin of plastids is best explained by endosymbiotic theory, which dates back to the early 1900s. Three lines of evidence based on protein import machineries and molecular phylogenies of eukaryote (host) and cyanobacterial (endosymbiont) genes point
Chuan Ku   +5 more
doaj   +1 more source

Molecular Cloud Evolution VI. Measuring cloud ages [PDF]

open access: yes, 2018
This article has been published in Monthly Notices of the Royal Astronomical Society © 2018 The Author(s). Published by Oxford University Press on behalf of the Royal Astronomical Society.
Ansdell   +84 more
core   +3 more sources

The complete mitochondrial genome of Syrphus ribesii (Diptera: Syrphoidea: Syrphidae)

open access: yesMitochondrial DNA. Part B. Resources, 2021
The complete mitochondrial genome of Syrphus ribesii was determined in this study. The double-stranded circular DNA molecule was 16,530 bp in length, containing 37 typical genes: 13 protein-coding genes (PCGs), 2 rRNA genes, 22 tRNA genes, and an A + T ...
Mengchen Chen   +4 more
doaj   +1 more source

The Jackprot Simulation Couples Mutation Rate with Natural Selection to Illustrate How Protein Evolution Is Not Random [PDF]

open access: yes, 2011
Protein evolution is not a random process. Views which attribute randomness to molecular change, deleterious nature to single-gene mutations, insufficient geological time, or population size for molecular improvements to occur, or invoke “design ...
Bai, Chunyan Y.   +2 more
core   +2 more sources

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