GENETICS 



duce offspring intermediate in height. A more thorough 

 consideration of this type of inheritance will be pre- 

 sented in Chapter VIII. 



By the method of alternative inheritance the pa- 

 rental contributions do not melt upon union, but re- 

 tain their individuality, reappearing intact in the off- 



Charaettristica 

 Of parental 



Blending 



Alternative 



Particulate 



may produce 



FIG. 15. Three kinds of inheritance described by Galton, when 

 applied to a single pair of characters. 



spring. In inheritance of human eye-color, fo 

 ample, the offspring usually have eyes colored like -tKtV 

 of one of the parents when the parental eye-co!0/ 5 

 unlike in the two cases, rather than eyes intermedia 

 in color between those of both parents. 



Particulate inheritance results when the offspring 

 present a mosaic of the parental characters, that is, 

 when parts of both the maternal and paternal charac- 

 ters reappear in the offspring without losing their iden- 



