Question
Biology Question on Molecular Biology
The colonies of recombinant bacteria appear white in contrast to blue colonies of non-recombinant bacteria because of
A
Non-recombinant bacteria containing beta- galactosidase
B
Insertional inactivation of alpha-galactosidase in non-recombinant bacteria
C
Insertional inactivation of alpha-galactosidase in recombinant bacteria
D
Inactivation of glycosidase enzyme in recombinant bacteria
Answer
Insertional inactivation of alpha-galactosidase in recombinant bacteria
Explanation
Solution
The correct option is (C): Insertional inactivation of alpha-galactosidase in recombinant bacteria.