Fig. 6. Plasma levels of testosterone and 11-ketosterone in experimental groups in
experiment C. Experimental groups are: intact type I males (MI
INT), castrated type I males (MI CAST), intact type II males
(MII INT), castrated type II males (MII CAST), intact
females, (F INT). Different letters indicate statistically significant
differences between groups and sampling time (P<0.05). Vertical
bars represent S.E.M.