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Ontology Browser

Term:
Parent Terms Term With Siblings Child Terms
sex chromosome +     
active sex chromosome 
dosage compensation complex +   
inactive sex chromosome +   
sex chromatin +   
W chromosome 
X chromosome +   
The sex chromosome present in both sexes of species in which the male is the heterogametic sex. Two copies of the X chromosome are present in each somatic cell of females and one copy is present in males.
XY body  
Y chromosome  
Z chromosome 

Synonyms
Xrefs: Wikipedia:X_chromosome
Never In Taxon: NCBITaxon:8782 ! Aves
Definition Sources: GOC:mah, GOC:mr, ISBN:0582227089, PMID:20622855, Wikipedia:XY_sex-determination_system

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