§ 3 



REACTION TO STEROID HORMONES 



21 



The characteristics of these curves are:— 

 Latent period, i hour. With higher concentrations, growth 

 continues after 12 hours. 



A.U. . 



Fig. 24. Ovipositor growth curves after administration of 

 androstanedione. 



Fig. 25. Ovipositor growth curves after administration of 

 cis-androsterone. 



