Search Ontology:
GO: Biological Process

dosage compensation by inactivation of X chromosome

Term ID
GO:0009048
Synonyms
  • Barr body formation
  • chromosome inactivation
  • X chromosome inactivation
Definition
Compensating for the two-fold variation in X-chromosome:autosome ratios between sexes by heterochromatin formation leading to a global inactivation of all, or most of, the genes on one of the X-chromosomes in the XX sex. (3)
References
Ontology
GO: Biological Process    QuickGO    AmiGO
Relationships
is a type of
has subtype
Phenotype
Phenotype caused by Genes
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