The next time you see a pedigree that doesn't add up, don't assume the family tree is wrong—the biology might just be more complex than the textbooks suggest.
Elena crossed her arms. "I fail to see the issue. If he was AB, he could pass an A gene. I could be his." blood type pedigree mystery
But across the globe, families have been thrown into turmoil when a routine blood test reveals an "impossible" result. These are the —cases where the biology on paper contradicts the reality of the family tree. The next time you see a pedigree that
Detective Vance picked up his coat. The mystery wasn't solved by a smoking gun or a confession, but by the invisible ink of biology written in every cell of their bodies. He walked out into the rain, leaving the family to sift through the wreckage of the truth. If he was AB, he could pass an A gene