Studies on Chromosomes 



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Fig. 5 

 22-chromosome forms 

 o-c, second dmsion, polar view; a, fem. No. 19; h, fem. No. 28; c, gran., 47 (Photo 12). 

 i-p, second division, side view; d-h, fem. No. 29, metaphases, separation of idiochromosomes; / ;", 

 term. No. 19, anaphases, lagging of one idiochromosome; \-m, gran., No. 47, late anaphases (Photo 17); 

 «, term., No. 19, late anaphase, lagging large idiochromosome; 0, fem., No. 46, exceptional condi- 

 tion, both idiochromosomes passing to one pole (Photo 18); />, term. No. 19, similar form; 17, r, term.. 

 No. 19, sister anaphase groups, from the same spindle; s, t, fem., No. 29, the same. 



