358 FISH FOR EXPERIMENTATION 







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WHITEFISH DEVELOPMENT* 



Fig. 1 - First polar body formation in anaphase 



Fig. 2 - First polar body formation in telophase 

 The polar body about to be pinched off 



Pig. 3 - Blostula formation. Note distinct cells above yolk 



Fig. 4-9: Mitosis in whlteflsh blostula cells 

 Fig. 4 - Late prophase Fig. 7 - Anaphase, lateral view 



Fig. 5 - Metophose, lateral view Fig. 8 - Late onaphase, lateral view 



FIr. 6 - Metaphase, polar view Fig. 9 - Telophase, lateral view 



* ThaM photographs reproduced by kind parmistion of The General Biological Supply House, Inc. , Chicago. 



