FIG. 2. Erythrocytes of diploid (a), tetraploid (b) and hexaploid (c) Misgurnus anguillicaudatus. All photomicrographs
were made at the same magnification of ×1000. Note the relative increase in diameter of the
darkly stained nucleus in the diploids, tetraploid and hexaploid point out respective ploidy level. Scale
bar, 5 μm.