INHERITANCE 



309 



to be an example, and there are many others among culti- 

 vated plants. Or, they may be unstable, as in the great 

 majority of cases, some of which will be illustrated further 

 on. These when bred inter se give offspring of different 

 sorts. 





GREGOR MENDEL 



(1822-1884) 



Pioneer student of hybridization; discoverer of the "law of 

 dominance." 



The characters that the hybrids bear may be only the 

 characters of their parents, or they may be new characters 

 of their own, the following types of the latter being corrj- 

 monly recognized : 



