REPRODUCTION AXD DE\TLOPMEXT 



43 



for the smaller oocj-tes among the larger ones. Explain this difference 

 in size. A nucleus and a small amount of cytoplasm can be seen in 



entrioJie. 



m(Jea/tj& 



Vegetst/Ve ce// 



Prophatr^ 



fircphase, 



rerya 



spin^ fibers 



Prophase Mztaphasie Ana phase 



ccU. 



Anap^se 



■.ffosom» 



T^Jophas^ 



Te/ophatAZ. Jfaughter ce/& 



Fig. 28. — Mitosis and cell division in animal cells; diagrammatic. 



the smaller oocj-tes when examined under the low-power objective. 

 The larger ooc\-tes are opaque, and their internal structure cannot be 



