Question 3

(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

Answer

D