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Biotechnology and its Applications — BIOLOGY STD 12 Science — Question

Bihar BoardEnglish MediumSTD 12 ScienceBIOLOGYBiotechnology and its Applications1 Mark
MCQ
SCID is caused by defective gene coding for enzyme ______________:
  • A
    Adenosine deaminase
  • B
    Adenosine transaminase
  • C
    Adenosine transferase
  • D
    Guanosine transaminaseGuanosine deaminase
✓

Answer

  1. Adenosine deaminase

Explanation:

Adenosine deaminase deficiency SCID, commonly called ADA SCID, is a very rare genetic disorder. It is caused by a mutation in the gene that encodes a protein called adenosine deaminase (ADA).

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