Lab Activity Blood Type Pedigree Mystery Answer Key Upd May 2026

Happy deducing—and remember: The blood never lies, but the pedigree might if you forget the i allele.

If you are searching for the , you are likely either a teacher verifying results, a student checking your work, or a curriculum developer updating your resources. The "UPD" (Updated) tag is critical here—genetics standards and blood typing compatibility rules have nuance, and answer keys from 2015 often contain oversimplifications. lab activity blood type pedigree mystery answer key upd

Draw the pedigree for a family where Mom is Type A (heterozygous), Dad is Type O. They have 3 children: Type A, Type O, and Type A. A1: (Diagram: circle Mom (IAi), square Dad (ii). Children: circle (IAi), square (ii), circle (IAi).) Happy deducing—and remember: The blood never lies, but

| Blood Type (Phenotype) | Possible Genotypes | Antigen on RBC | Antibody in Plasma | | :--- | :--- | :--- | :--- | | | IAIA or IAi | A antigen | Anti-B | | B | IBIB or IBi | B antigen | Anti-A | | AB | IAIB | A and B antigens | None | | O | ii | None (H antigen only) | Anti-A and Anti-B | Draw the pedigree for a family where Mom