Discovery of jumping gene cluster tangles tree of life
Since the days of Darwin, the "tree of life" has been the preeminent metaphor for the process of evolution, reflecting the gradual branching and changing of individual species.
Since the days of Darwin, the "tree of life" has been the preeminent metaphor for the process of evolution, reflecting the gradual branching and changing of individual species.
Biotechnology
Feb 4, 2011
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Jump ropes are used by kids for fun and by athletes for training. But what about the underlying physics? How do jump ropes work? Can important engineering principles be studied?
General Physics
Nov 22, 2010
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Over the next year, spiders watching videos of their prey are going to help biologist Elizabeth Jakob at the University of Massachusetts Amherst and her colleagues understand how animals choose which visual elements to attend ...
Plants & Animals
Oct 26, 2010
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The sound barrier was first broken by an aircraft in 1947, but this year a man will attempt to break the sound barrier with his body alone. His freefall jump from the edge of space will not only break records, but could contribute ...
Space Exploration
Apr 6, 2010
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(PhysOrg.com) -- A small piece of foreign DNA recognizes when and where to slip into a bacterium's genetic code, allowing bacteria to genetically adapt to their environment -- and develop resistance to antibiotics, according ...
Cell & Microbiology
Aug 20, 2009
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Research performed in the Center for Biomolecular Science & Engineering (CBSE) at the University of California, Santa Cruz, suggests that mobile repetitive elements--also known as transposons or "jumping genes"--do indeed ...
Feb 14, 2009
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Spiders have an unfortunate media presence. No number of studies emphasising their ecological value or the potential of their silks to inspire wonder materials can overcome the negative press. The more emotive and sensational ...
Plants & Animals
Oct 1, 2020
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Jumping genes, transposons, are part of the genome of most organisms, aggregated into families and can damage the genome by jumping. How hosts suppress the jumping is well investigated. Why they still can jump has hardly ...
Biotechnology
Sep 22, 2017
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A novel, fully untethered soft robot capable of repeated jumping is able to cover half a meter in a single hop-and-roll motion. The innovative design of this combustion-powered robot, based on a roly-poly toy, and how it ...
Robotics
Mar 9, 2015
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Each autumn the number of spiders seen indoors suddenly increases as males go on the hunt for a mate. The Society of Biology is launching a new app to help the public learn more about the spiders that will be in their homes ...
Plants & Animals
Sep 16, 2014
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