41 



Y-1 : Restriction Fragment 

 Length Polymorphism 



DNA Differences 



Bgl II Bam HI Pvu II 



1234 1234 1234 



Tobacco mitochondrial DNA fragments identified by 

 hybridization with mitochondrial probe pMNS 198. 



Lane DNA Sample 



1. P.P. Y1#26 



2. Y1 



3. SC-58 



4. NC-95 



5. Molecular Weight 

 Markers (kilobases) 



{Source: U.S. Patent Application # 761,312) 



CHART 10 



