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STD 12 - 4. principal of inheritance and variation — BIOLOGY STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 ScienceBIOLOGYSTD 12 - 4. principal of inheritance and variation1 Mark
MCQ
The $ABO$ blood group are controlled by
  • ✓
    $I-$gene
  • B
    $c-$gene
  • C
    $B-$gene
  • D
    $n-$gene
✓

Answer

Correct option: A.
$I-$gene
a
The $ABO$ blood group are controlled by $I$ gene, which have three alleles $\left(I i i A, I^{B}, I^{O}\right) i$

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