Assume eight different strains of fly have been isolated, each shows a recessive white eye trait.Crosses are performed as follows (w) indicates white-eyed progeny, (R) indicates wild-type red eyes. Based on these crosses, how many different genes are present and what strains have mutations in the same gene as does strain A?
A)2, B, E, and H
B)3, B, and C
C)3, B, C, and H
D)3, B, E, and H
E)4, B, and H

Question

Assume eight different strains of fly have been isolated, each shows a recessive white eye trait.Crosses are performed as follows (w) indicates white-eyed progeny, (R) indicates wild-type red eyes.  Based on these crosses, how many different genes are present and what strains have mutations in the same gene as does strain A?
A)2, B, E, and H 
B)3, B, and C 
C)3, B, C, and H 
D)3, B, E, and H 
E)4, B, and H

Quizplus · Accepted Answer

The Answer of Assume eight different strains of fly have been isolated, each shows a recessive white eye trait.Crosses are performed as follows (w) indicates white-eyed progeny, (R) indicates wild-type red eyes.  Based on these crosses, how many different genes are present and what strains have mutations in the same gene as does strain A?
A)2, B, E, and H 
B)3, B, and C 
C)3, B, C, and H 
D)3, B, E, and H 
E)4, B, and H

Assume Eight Different Strains of Fly Have Been Isolated, Each