6. A man with type AB blood is married to a woman with type 0 blood. They have 2 natural children and one adopted child. 'One child has type A blood, one has type B blood and the other has type O blood. Which child was adopted?

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Mitochondrial Mutations

A mitochondrion is a cellular organelle that serves as the site for cellular respiration and energy production (ATP or Adenosine Triphosphate). It is a double-membrane-bound organelle and is only present in eukaryotic cells.