| 单词 |
monokaryon |
| 释义 |
monokaryon Bot.|mɒnəʊˈkærɪən|
Also monocaryon.
[f. mono- after dikaryon.]
A mononuclear cell, spore, or mycelium in higher fungi that have a dikaryotic stage of the life cycle. Hence monokaryˈotic a., containing or characteristic of a monokaryon.
1935E. A. Bessey Text-bk. Mycol. xii. 323 The secondary mycelium (dicaryon phase) is of far greater importance in the life cycle, the primary mycelium (monocaryon phase) occupying but a short period of the life of the fungus. 1936Amer. Jrnl. Bot. XXIII. 310/1 Throughout this paper the terms monocaryon mycelium and dicaryon mycelium will be employed instead of the older terms haploid and diploid. 1941Bot. Rev. VII. 412 These give rise either to dikaryotic diploid oidia or to monokaryotic haploid oidia. 1947F. A. & F. T. Wolf Fungi II. xiv. 334 The complete cycle from the monocaryotic to the dicaryotic condition. 1968R. Rieger et al. Gloss. Genetics & Cytogenetics 299 Monokaryon, a uninucleate cell, a spore, or a tissue consisting of such cells, as opposed to a dikaryon. 1972E. Moore-Landecker Fund. Fungi iv. 91 The monokaryon is at first nonseptate. Ibid. 92 When the monokaryotic hyphae fuse, the nuclei of one hypha flow into the other. |
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