mutation : Definition, Usages, News and More

Search Words


myooh tay shuhn

  • n  (biology) an organism that has characteristics resulting from chromosomal alteration
  • n  (genetics) any event that changes genetic structure; any alteration in the inherited nucleic acid sequence of the genotype of an organism
  • n  a change or alteration in form or qualities

  • Scientists have traced a genetic mutation that causes a hereditary form of colon cancer back to a single couple who left England for America in the 1630s.
  • Theoretically, a mutation may be beneficial, but most of them are not.
  • You can also imagine how another mutation might have bent this patch of cells into a concave shape that could detect the direction a light or shadow was coming fromhelping .
News & Articles

  • Mastectomies
    Some are not so fortunate I mean, really, what does guest columnist Tana Senn want for her decision to have her reproductive organs removed — a medal? Many women have undergone this same operation, unrelated to the BRCA1 gene mutation, without choice as an option and without feeling ready [&ld
    June 10, 2013 - Seattle Times
  • Brain circuits link obsessive-compulsive behavior and obesity
    ( University of Iowa Health Care ) A University of Iowa-led study suggests that the brain circuits that control obsessive-compulsive behavior are intertwined with circuits that control food intake and body weight. The team bred mice with a genetic mutation known to cause obesity, and suspected to also be involved in compulsive behavior, with a genetic mouse model of compulsive grooming. The ...
    June 10, 2013 - EurekAlert!
  • Genetic mutation inherited from father's side linked to early puberty
    Researchers have identified that a genetic mutation leads to a type of premature puberty, known as central precocious puberty.
    June 6, 2013 - Science Daily

  • Margaret Chan in USA Today
    Influenza viruses are notorious for their rapid mutation and unpredictable behavior,Chan said.
  • Charles Weissmann in BBC News
    Charles Weissmann, head of Scripps Florida's department of infectology who led the study, said: "On the face of it, you have exactly the same process of mutation and adaptive change in prions as you see in viruses. This means that this pattern of...
  • Tony Abbott in Melbourne Herald Sun
    We need to see exactly what is happening to this virus because if we're unable to continually track it we'll be unable to monitor the possibility of rapid mutation to something that could be effectively transmissible human-to-human,Mr Abbott...

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