Y. TANAKA. 



speaks tiir tli«' rurncti\t>> < • £" that view. 



b) The striped yellows of the Lot S. 5. '11, which were heterozygous 

 as regards both the marking (striped and plain) and the colour characters 

 (yellow and white), were mated among themselves. One of the batches in 



5. '11 

 134 

 10 

 7 



43 



Total 194 

 The above figures widely differ from those calculated on the normal ratio 

 9:3:3:1 which is shown below : 



As the above table sl.ows, the observed numbers are very close to the 



