Results 201 to 210 of about 23,892 (256)
Unraveling the Cretaceous-Paleogene boundary event across the Gulf of Mexico-High-resolution Rayon reef section, Valles-San Luis Potosi platform, Mexico. [PDF]
PLoS OneBartali R +4 more
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Early hominins from Morocco basal to the Homo sapiens lineage. [PDF]
NatureHublin JJ +28 more
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The oldest sepioid cephalopod from the Cretaceous discovered by Digital fossil-mining with zero-shot learning AI. [PDF]
Commun BiolSugiura K +10 more
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Cambrian Artiopoda Reveals a Constraint in Euarthropod Brain Evolution
Strausfeld NJ, Hou X, Hirth F.
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Origins of Life, 1976A comparative statistical study has been carried out on populations of modern algae, of Precambrian algal microfossils, of the 'organized elements' of the Orgueil carbonaceous meteorite, and of the oldest microfossil-like objects now known (spheroidal bodies from the Fig Tree and Onverwacht Groups of the Swaziland Supergroup, South Africa).
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2015
The origin of fossils After an animal dies, its behavior immediately stops. Of course! Thus, behavior is the first component of the phenotype to be lost. After this, DNA and soft tissues are also rapidly lost. Large and small animals may eat or scavenge the carcass, dismembering the body, stripping away flesh, and breaking open bones that are rich in
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The origin of fossils After an animal dies, its behavior immediately stops. Of course! Thus, behavior is the first component of the phenotype to be lost. After this, DNA and soft tissues are also rapidly lost. Large and small animals may eat or scavenge the carcass, dismembering the body, stripping away flesh, and breaking open bones that are rich in
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Biological Reviews, 2010
Over the last three decades, the fossil record of spiders has increased from being previously biased towards Tertiary ambers and a few dubious earlier records, to one which reveals a much greater diversity in the Mesozoic, with many of the modern families present in that era, and with clearer evidence of the evolutionary history of the group.
Paul A, Selden, David, Penney
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Over the last three decades, the fossil record of spiders has increased from being previously biased towards Tertiary ambers and a few dubious earlier records, to one which reveals a much greater diversity in the Mesozoic, with many of the modern families present in that era, and with clearer evidence of the evolutionary history of the group.
Paul A, Selden, David, Penney
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Journal of Monetary Economics, 2012 Abstract Agriculture sector output (biocarbon) is a good substitute for oil in energy production but oil cannot be used as food. This one-way substitutability is analyzed in a dynamic general equilibrium model. It features three endogenous phases: a pure fossil, a mixed fossil and biocarbon and an absorbing biocarbon fuel only phase.
John Hassler, Hans-Werner Sinn
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Nature Reviews Microbiology, 2015
This month's Genome Watch examines how the increased availability of mammalian genomes provides new insights into the interactions of endogenous retroviruses with other viruses and various hosts.
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This month's Genome Watch examines how the increased availability of mammalian genomes provides new insights into the interactions of endogenous retroviruses with other viruses and various hosts.
openaire +2 more sources