| 释义 |
telocentric, a. (and n.) Cytology.|tɛləʊ-, tiːləʊˈsɛntrɪk|
[f. telo-1 + -centric.]
Of a chromosome: having the centromere at the end. Hence as n. Cf. acrocentric, metacentric adjs.
1939C. D. Darlington in Jrnl. Genetics XXXVII. 349 This does not mean that terminal centromeres or telocentric chromosomes work satisfactorily or survive permanently. Ibid. 352 The misdivided chromosomes..will give the functional telocentrics that I have already described at second anaphase. 1949Darlington & Mather Elem. Genetics v. 103 Misdivision of the centromere and Formation of two telocentric chromosomes. 1964Hereditas LII. 209 Most cytologists agree that the centromere in acrocentric chromosomes is less terminal than in telocentric chromosomes. 1971[see metacentric n.]. 1976Nature 12 Aug. 580/1 The X chromosome is telocentric (X1) in F344 and AC1 strains. |