1. CO-DOMINANT ALLELES: BLOOD TYPES

2.  BOTH alleles are expressed, even when the genotype is heterozygous  Both alleles are represented by capital lettersEX: RT CODOMINANCE (*CO- together)

6.  Universal Donor – can donate blood to ALL blood type patients  Blood Type O  Universal Recipient – can receive blood from ALL blood types  Blood Type AB UNIVERSAL

7.  Blood Alleles: I A, I B, i Multiple Alleles

8.  Blood Type A: I A I A or I A i  Blood Type B: I B I B or I B i  Blood Type AB: I A I B  Blood Type O: ii Phenotypes for Blood Genotypes for Blood

9.  Blood Type A: I A I A or I A i  Blood Type B: I B I B or I B i  Blood Type AB: I A I B CODOMINANT  Blood Type O: ii RECESSIVE Phenotypes for Blood Genotypes for Blood

10. Blood Type ABlood Type B Blood Type AB Blood Type O Blood Type A X  X  Blood Type B  X X  Blood Type AB   X  Blood Type O X X X X LAB DATA – WHO WAS SAFE?

11. Blood Type ABlood Type B Blood Type AB Blood Type O Blood Type A X  X  Blood Type B  X X  Blood Type AB   X  Blood Type O X X X X

12. BLOOD TYPECAN RECEIVE BLOOD FROM AA, O BB, O ABA, B, AB, O OO BLOOD DONATIONS