(Downloading may take up to 30 seconds.
If the slide opens in your browser, select File -> Save As to save it.)



Fig. 4. Percentage of pachytene oocytes with an asynapsed X chromosome on successive days of gestation. The two strains used in this study, C57Bl/6 (squares) and C3H (triangles), exhibit an initial decline in such cells followed by a slight increase while the Swiss Albino strain (diamonds) (used by Speed et al., 1986), exhibits a steady decline.