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TermFinder - an online dictionary for students

homeobox

(genetic biology)

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  • Grammar: noun
    plural:
    homeoboxes
  • Definition: a short sequence of DNA that is involved in the formation of bodily segmentation during embryonic development
  • Example:
    1. Different regions of an embryo express different sets of homeobox genes that specify which segment a cell belongs to.

    2. Homeobox genes are activated by triangulating morphogens in an early stage of the developing embryo.
  • Usage Note: In chordates homeobox genes are also called hox genes.


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