Silence. Then Priya, the group’s quietest member, spoke up. “That changes everything. Two type A parents can have a type O child. But an A and an AB cannot produce a type O child. Ever.”
When a rare blood type surfaces in a family pedigree, four lab partners must use serology and deductive reasoning to determine whether a long-lost relative’s inheritance claim is truth—or a clever lie. Story Draft lab activity blood type pedigree mystery
The estate granted Julian a share—not because of the blood type pedigree alone, but because the mystery of the pedigree led them to ask the right questions. And in forensics, asking the right question is half the solution. Would you like a printable student worksheet to accompany this story, including data tables and analysis questions? Silence