Fnini fjhiliil. Anierinni 

 Miisfiini of I\alural History 

 ILLUSTRATION OF SIMPLE MENDELISM 

 Inheritance of .^olor paltern in ll.e ...ninion aspara^-us h,;-l\<- iCriocrris asparagi). The 

 upper experirr.ent shows the result, of mati.iK a b.-etie havinj; :.pols small an.l separate with one 

 havinK spots larf,'e an.l joined. The olVsprlnK are hybrids, nnlike either pure.it. but .1 mated with 

 one another half their olfspri..^' will be hybrids, one-fourlh pnre-blooded and like the or.gmal 

 female ancestor, and o>i.-foNrth pur.-bloode<l and like the .,rif;inal male ancestor. If one of these 

 pure-bloo,led offsprinK now males with a hybri.l, the re.nllin- ..IVsprin- will be half hybrid and 

 half pure-bli>ode(l. as shown in the lower experiment 

 230 



