Estudio citogenetico de Graphidium strigosum (Dujardin, 1845) Nematoda.
1984
Pretel Martinez A. | Valero Lopez A.
The karyotype of Graphidium strigosum is described for the first time. Diploid chromosome number in males is 2n=11. Probable sex determinig mechanism is XO/XX. X is a giant isochromosome, which in meiosis displais internal pairing. Meiosis is normal, with 5 autosomal bivalents and sexual ring-univalent.
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