Srb and Horowitz isolated mutant forms of Neurospora crassa that required arginine for growth. What main conclusions did they come to in their study of these mutant Neurospora?

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Each mutant gene affected two enzymes.

  

Each mutant gene affected several enzymes.

  

Each mutant gene resulted in the need to add several vitamins to the growth media.

  

Each mutant gene affected only one enzyme.

 

asked Dec 27, 2012 in Biology by anonymous
    

1 Answer

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Each mutant gene affected only one enzyme.

 

answered Dec 27, 2012 by anonymous

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