| 释义 |
pædogamy Biol.|piːˈdɒgəmɪ|
Also (chiefly U.S.) pedogamy.
[ad. G. pädogamie, paedogamie (M. Lühe 1902, in Schriften d. Physikal.-ökonom. Gesellsch. Konigsberg, Sitzung biol. Sektion XLIII. 5), f. pædo- + -gamy.]
In certain protozoans, reproduction by the fusion of gametes derived from the same parent cell (see also quot. 1953).
1910G. N. Calkins Protozool. iv. 146 (heading) Fertilization by endogamy (pedogamy, Prowazek). 1953R. P. Hall Protozool. ii. 80 Pedogamy appears to be an unusual type of syngamy in which the two gametes are not more than one or two cell-generations removed from a single gametocyte. 1965Poljanskij & Chejsin Dogiel's Gen. Protozool. (ed. 2) vii. 322 In certain cases sister individuals, originating from a single nucleus of one and the same mother cell, act as gametes. Phenomena of this type are known as paedogamy.
Hence pæˈdogamous a., of or pertaining to this type of reproduction.
1926G. N. Calkins Biol. Protozoa xi. 510 Fertilizations have been described as exogamous, endogamous, autogamous, or pædogamous. 1940L. H. Hyman Invertebrates I. iii. 161 The fertilization [of Myxosporidia] is seen to be a paedogamous autogamy. |