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Which of These Haploid Strains Produce Permease but Do Not

Question 46

Multiple Choice

Which of these haploid strains produce permease but do not produce β-galactosidase?

A) I- P+ O+ Z+ Y+
B) I+ P+ O+ Z-Y+
C) I- P+ O+ Z-Y-
D) I+ P+ O- Z+ Y+
E) I- P+ O+ Z+ Y-

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