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

Gujarat BoardEnglish MediumSTD 12 ScienceBIOLOGYSTD 12 - 4. principal of inheritance and variation1 Mark
MCQ
Sickle cell anaemia is due to
  • A
    Hormones
  • B
    Viruses
  • ✓
    Genes
  • D
    Bacteria
✓

Answer

Correct option: C.
Genes
c
(c)Sickle-cell anaemia is a genetic disease reported from negroes due to a molecular mutation of gene $HbA$ on chromosome $11$ which produces the $\beta $chain of adult haemoglobin.

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