GUJCET 2020 Biology Solved Paper

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In ‘Lac Operon’ concept, the structural genes
(z, y and a) will code for the following enzymes
respectively:

β-galactosidase; lipase; transacetylase
β-galactosidase; carboxylase; transacetylase
β-galactosidase; permease; transacetylase
β-galactosidase; permease; acetylase

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