In Aerobically Cultured Yeast,you Isolate a Petite Mutant

question 23

Multiple Choice

In aerobically cultured yeast,you isolate a petite mutant.You believe it is a suppressive mutant.Which cross would you do below to determine that it is indeed suppressive?

• A)petite × petite yields half petite and half wild type
• B)petite × petite yields all petite
• C)wild type × wild type yields petite
• D)petite × wild type yields all petites
• E)petite × wild type yields half petite and half wild type