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STD 12 - 5. molecular basis of inheritance — BIOLOGY STD 12 Science — Question

Bihar BoardEnglish MediumSTD 12 ScienceBIOLOGYSTD 12 - 5. molecular basis of inheritance1 Mark
MCQ
In lac operon, $z$ gene codes for:
  • ✓
    $\beta$-galactosidase
  • B
    Permease
  • C
    Repressor
  • D
    Transacetylase
✓

Answer

Correct option: A.
$\beta$-galactosidase
a

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