The lac operon contains the z, y and a structural genes
A. encoding p-galactosidase, galactose permeases and thio-galactosidase transacetylase respectively
B. encoding p-galactosidase and galactose permeases
C. encoding P-galactosidase only
D. None of the above
Answer:A
The lac operon contains the z, y and a structural genes
A. encoding p-galactosidase, galactose permeases and thio-galactosidase transacetylase respectively B. encoding p-galactosidase and galactose permeases C. encoding P-galactosidase only D. None of the above