416 Microbes and You 



being the father of a given child. By applying the principles of 

 serology and correlating the findings with Mendelian laws of in- 

 heritance, it is possible to state with a high degree of accuracy 

 that a given man is not the father of a given child. It is not yet 

 possible to state that any one person is the father of a given 

 child. Since blood types and antigenic fractions found in the 

 blood are inherited according to predictable laws, certain genetic 

 factors cannot arise in the offspring of certain combinations of 

 parents. Serological tests can be employed only as exclusion 

 technics in cases of disputed parentage. 



