Index 



WHITNEY, induction effects of alco- 

 hol, 236 

 sex determination in Rotifers, 



165 



WIEMAN, chromosomes of man, 162 

 WIESNER, plasomes, 129 

 WILDER, Duplicate twins and double 



monsters, 220 

 WILL, 50-53 



absolutely free, 302, 313 



defined, 313 



good and evil, 302 



inherited, 71, 316 



nature, expression of, 301 



responsibility and, 313 



supreme faculty, 315 



training of, 315 

 WILSON, cell division, 18, 19 



distribution of factors, 178 



of chromosomes, 179 



dwarf and double Amphioxus 

 embryo, 214 



fertilization of sea-urchin, 12 



on sex determination, 158, 160 

 WINIWARTER, on chromosomes of 

 man, 161, 162 



oocytes of rabbit, 150 

 WOLFF, "Theoria Generationis," 58 

 WOLTERECK, induction effects of, 235 



preinduction, 235 



Women's Colleges, influence on mar- 

 riage, 291 

 WOODS, "Heredity in Royalty," 71 



X-rays, influence on spermatozoa, 210 

 X and Y chromosomes, 159, 177 



Yolk influence on size of egg, 10 



ZELENY AND MATTOON, Selection in 



Drosophila, 257 

 Zvgote, 10 



