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Sister chromatid

Definition(s)

Sister chromatids are the two newly synthesized daughter chromatids derived from the same chromosome parent. During chromosomal pairing in meiosis, recombination can occur between sister or non-sister chromatids.

Definition from: NCI Thesaurus via Unified Medical Language SystemThis link leads to a site outside Genetics Home Reference. at the National Library of Medicine

Any of the chromatids formed by replication of one chromosome during interphase of the cell cycle especially while they are still joined by a centromere.

Definition from: Merriam-Webster's Medical DictionaryThis link leads to a site outside Genetics Home Reference. by Merriam-Webster Inc.

See also Understanding Medical Terminology.

 
Published: May 20, 2013