No. 477] HISTOGENESIS OF RETINA 



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In this layer the nuclei of the first generation become the inner 

 horizontal cells while the nuclei of the last generation become the 

 outer horizontal cells. In both cases, as mentioned before, these 

 nuclei after division grow to the size of their immediate ancestors, 

 the early germinal nuclei. This, however, is not true of the infer- 



