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Homologous vs Homeotic - What's the difference?

homologous | homeotic |

As adjectives the difference between homologous and homeotic

is that homologous is showing a degree of correspondence or similarity while homeotic is of or pertaining to homeosis.

homologous

English

Adjective

(en adjective)
  • Showing a degree of correspondence or similarity.
    • :
  • (biology) Corresponding to a similar structure in another life form with a common evolutionary origin.
    • :
  • *
    • :
    Lobules, homologous in structure, recur again only in the Gondwanalandic families Lepidolaenaceae and Jubulopsidaceae thus in the Lepidolaenineae.
    :
    Flippers and hands are homologous structures .
    :
  • (chemistry) Belonging to a series of aliphatic organic compounds that differ only by the addition of a CH2 group.
    • :
  • (genetics) Having the same morphology as another chromosome.

    • Usage notes

    * (biology) For a discussion of the use of the term "homology" (and by association "homologous") in biology, see: Patterson, Colin. "Homology in Classical and Molecular Biology." Molecular Biology and Evolution 5, no. 6 (November 1988): 603–625. http://mbe.oxfordjournals.org/cgi/reprint/5/6/603.pdf (accessed 18 December 2009; archived 18 December 2009, http://www.webcitation.org/5m7rn4rCe )

    Antonyms

    * heterologous

    Derived terms

    * homologous series * homologous blood donation

    Related terms

    * homologue * homologize * homology * autologous

    homeotic

    English

    Alternative forms

    * * homoeotic

    Adjective

    (en adjective)
  • Of or pertaining to homeosis.
  • *1999 , (Matt Ridley), Genome , Harper Perennial 2004, p. 176:
  • *:A certain segment of the body, in other words, had done something appropriate to a different segment of the body. Something had gone wrong with the homeotic genes.
  • * 2003 , (Bill Bryson), A Short History of Nearly Everything , BCA 2003, p. 365:
    • Further probings revealed the existence of a clutch of master control genes, each directing the development of a section of body, which were dubbed homeotic (from a Greek word meaning ‘similar’) or hox genes.