N OS. 4 5 1 -4 5 2 ■] -5- TUDIES 



We are now prepared 

 esses of speniiatoi^em'sis 

 conflicting opinions respc 

 plast. Strasburg-er ( : oo, 



phasizes the kinoiilasmic e 



largely the result ot nucl- 

 aroplast might occuin t 

 being genetically related 



the cells' actiMties than a 

 Iheie is abundant cM(k 

 in many forms l)oth plant' 

 not found at other perioc 

 and pteiidophNtcs. .^ua^ 

 plasts cannot Ix < UKt.c. 



Ikeno and Unasc tiom 

 the blei)haioplast to be a c 

 blei)haioplast coiresponcU 

 spermatozoon Hirase ( 

 that the ble])haroi)lasts d 

 die formation nevertheles 

 conclusions ot Shaw ( 9S 

 (Maisilia) have just been 

 points otMex\ Iklaictf 

 siha holds the same ula 

 centrosome. Hut l^elajet 

 p. 204) IS that of a moi 

 may or may not be easilv 

 of stainable substance \ 



