Jack smart is a talented student athlete at a local high school. his brother, calvin, however, is constantly in trouble with the law and the police suspect that he may be involved in a recent violent crime in which some blood from the suspect was transferred to a knife handle. the police asked calvin’s parents and his brother for their blood type. calvin’s parents refuse, but jack provides his blood type which is ab. the blood on the handle is type o. is it possible for siblings with type o and ab blood to share the same parents? justify your answer.