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The Vertebrate Trait Ontology (VT) is being developed as a collaborative effort between the Rat Genome Database at the Medical College of Wisconsin (RGD,, Mouse Genome Informatics at the Jackson Laboratory ( and the Animal QTL database at Iowa State University ( For more information about this vocabulary, or to request additions or changes, please contact us (

Term:cloaca respiration trait
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Accession:VT:0015056 term browser browse the term
Definition:Any measurable or observable characteristic related to the movement of gases into and out of the posterior opening that serves as the only such opening for the intestinal, reproductive and urinary tracts.

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  vertebrate trait 2384
    organism subdivision trait 185
      surface structure trait 185
        surface structure physiology trait 0
          cloaca respiration trait 0
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