TISSUE CULTURE 



81 



6f* 



307 





SlT"^ 



3,10 



,4 



3.16 



3.20 





K'i' 



3.24 





3.33 



3.58 



^K.1 



4.25 



4.50 





5.25 





7.10 



4.43 



407 



6.30 



Fig. 64. — Stages in division resulting in a binucleate cell. (From H. D. Fell.) 



