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Exam questionKROK 1Dentistry ยท 2021

A boy has blood group I (I0 I0), while his sister has blood group IV (Ia IB). What his sister has blood group blood groups do their parents have?

Answer options

  1. II (I0 I0) and III (IB I0)
  2. II (Ia I0) and III (IB I0)
  3. I (IA IA) and II (IB I0)
  4. III (IB I0) and IV (IA IB)
  5. II (IA IA) and III (IB I0)
Correct answer

II (Ia I0) and III (IB I0)

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