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28/10/2021 2:28 pm
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The colonies of recombinant bacteria appear white in contrast to blue colonies of non-recombinant bacteria because of:
(1) Inactivation of glycosidase enzyme in recombinant bacteria
(2) Insertional inactivate of alpha-galactosidase in non-recombinant bacteria
(3) Non-recombinant bacteria containing beta-galactosidase
(4) Insertional inactivation of alpha-galactosidase in recombinant bacteria
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28/10/2021 2:29 pm
Correct answer: (1) Inactivation of glycosidase enzyme in recombinant bacteria