How does inbreeding avoidance evolve in plants?
Inbreeding is generally deleterious, even in flowering plants. Since inbreeding raises the risk that bad copies of a gene will be expressed, inbred progeny suffer from reduced viability.
Inbreeding is generally deleterious, even in flowering plants. Since inbreeding raises the risk that bad copies of a gene will be expressed, inbred progeny suffer from reduced viability.
Evolution
Jun 10, 2013
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The extraordinary level of conservation of the tulip tree (Liriodendron tulipifera) mitochondrial genome has redefined our interpretation of evolution of the angiosperms (flowering plants), finds research in biomed Central's ...
Biotechnology
Apr 14, 2013
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(Phys.org) —A protein-folding simulation shows that the debated theory of long-term evolution is not only possible, but that the outcomes are predictable. The Stanford experiment provides a framework for testing evolutionary ...
Evolution
Mar 18, 2013
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Alex Pyron's expertise is in family trees. Who is related to whom, who begat whom, how did they get where they are now. But not for humans: reptiles.
Plants & Animals
Mar 12, 2013
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An international team of researchers from the MPI for Evolutionary Anthropology in Leipzig and the CNRS in Lyon have investigated the maternally inherited mitochondrial DNA of 500 individuals from southern Africa speaking ...
Biotechnology
Jan 17, 2013
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The remarkable diversity of California's plant life is largely the result of low extinction rates over the past 45 million years, according to a new study published in the journal Evolution. Although many new species have ...
Evolution
Jan 9, 2013
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An international team of researchers, including Carnegie Museum of Natural History scientist John Wible, has resolved the evolutionary relationships of Necrolestes patagonensis, whose name translates into "grave robber," ...
Archaeology
Nov 19, 2012
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Dramatic shifts in the planet's climate and geography over millions of years changed the course of evolutionary history for conifer trees, according to a Yale paper in the Proceedings of the National Academy of Sciences.
Plants & Animals
Oct 4, 2012
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(Phys.org)—Researchers announced today that the results of a decade-long study has shown that the northern Mozambique Channel has the highest diversity of corals in the central, northern and western Indian Ocean. The researchers ...
Environment
Sep 20, 2012
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Evolutionary relationships among a group of arthropods from Gondwana, a supercontinent that existed between 510 and 180 million years ago, were investigated by EU scientists using molecular sequencing technology. The results ...
Ecology
Sep 17, 2012
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