INHERITANCE OF WHITE-SPOTTING IN RABBITS. 



15 



esis white is dark plus tan. Therefore, white crossed with Fi should 

 produce four kinds of zygotes: (a) dark and tan united with white 

 (dark and tan), equivalent to homozygous white; (b) dark vmited 



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I 2 3 4 S 6 7 

 Text-figuke 5. 



9 10 II 12 13 14 15 16 17 



with white; (c) tan united with white; and (d) self (neither dark nor 

 tan) united with white. The observed modal values of these four 

 kinds of combinations are respectively, in terms of grades: (a) 16 



