Biology 9700 · AS & A Level · Proteins

Proteins — practice question

A person’s blood group is determined by antigens found on the red blood cells. Antibodies in the plasma of the blood recipient can cause some blood transfusions to be unsafe. The table gives the antigens and antibodies present in the blood of people with different blood groups. Which blood groups may be given to a person with blood group A?

  • AA and AB
  • BA and O
  • CB and O
  • DAB only

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