Fig. 19 

 Cat secondary oocyte with part of the metaphase group of 

 chromosomes seen in polar view. X 700. (Zenker formol; 

 Weigert H and E ; processing has removed the fat droplets.) 

 (E. C. Amoroso.) 





Fig. 20 

 Syngamy in the cat egg; chromosomes beginning to condense 

 in apposed regions of the pronuclei. X 700. (Flemming; 

 Hcidenhain haematoxylin. Fat droplets stained.) 

 (E. C. Amoroso.) 



