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单词 telosynapsis
释义

> as lemmas

telosynapsis
telosynapsis n.
Brit. /ˌtɛlə(ʊ)sᵻˈnapsɪs/
,
/ˌtiːlə(ʊ)sᵻˈnapsɪs/
,
U.S. /ˌtiloʊsəˈnæpsəs/
,
/ˌtɛloʊsəˈnæpsəs/
Cytology a supposed end-to-end pairing of chromosomes during the zygotene stage of meiosis; = telosyndesis n. below.
ΘΚΠ
the world > life > biology > biological processes > genetic activity > [noun] > stages of mitosis or meiosis
resting stage1810
prophase1884
anaphase1887
metaphase1887
synapsis1895
telophase1895
maturation division1896
postsynapsis1898
strepsinema1900
synizesis1905
interkinesis1906
pachynema1909
telosynapsis1909
leptonema1911
metasyndesis1911
strepsitene1911
zygonema1911
zygotene1911
leptotene1912
pachytene1912
interphase1913
telosyndesis1920
prometaphase1931
dictyotene1957
dictyate1958
1909 E. B. Wilson in Jrnl. Exper. Zool. 6 84 Pyrrochoris shows a close similarity to Tomopteris... This comparison has convinced me that synapsis occurs at the same period in both—whether by parasynapsis (side to side union) or telosynapsis (end to end union). [Note] I have for some years made use of these terms in my lectures on cytology.
1920 W. E. Agar Cytol. ii. 43 Parasyndesis and Telosyndesis. [Note] Called parasynapsis and telosynapsis by cytologists, who employ the term synapsis in the sense in which syndesis is here used.
1945 M. J. D. White Animal Cytol. & Evol. v. 79 The old controversy between adherants of the theory of telosynapsis and those who believed in the alternative viewpoint..is only of historical interest, since ‘parasynapsis’..is now known to be universal.
extracted from telo-comb. form1
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