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Definition of "kinetochore" []

  • Either of two submicroscopic attachment points for chromosomal microtubules, present on each centromere during the process of cell division. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Use "kinetochore" in a sentence
  • "These complexes become attached to some of the spindle microtubules, which are then termed kinetochore microtubules."
  • "We now believe that proteins in a structure called the kinetochore are among the most sensitive to degradation or mutation."
  • "This force increases the efficiency with which chromosomes make bipolar spindle attachments and regulates kinetochore activities necessary for chromosome oscillation, but is not essential for chromosome congression."