Phenotypic fitness effects of B chromosomes in the pseudogamous parthenogenetic planarian Polycelis nigra

Analysis of the phenotypic effects of B

Analysis of the phenotypic effects of B chromosomes in a natural population of Metagagrella tenuipes (Arachnida: Opiliones)

✍ Ivan P. Gorlov; Nobuo Tsurusaki 📂 Article 📅 2000 🏛 Nature Publishing Group 🌐 English ⚖ 269 KB

Phenotypic effects of B chromosomes in a natural population of Metagagrella tenuipes (Arachnida: Opiliones) were studied. Mean number of Bs per individual in the population studied was 6.0, and remained stable during two successive summers of 1997 and 1998. In contrast to the number of B chromosomes