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CO-DOMINANT ALLELES: BLOOD TYPES. CODOMINANCE (*CO- together). BOTH alleles are expressed, even when the genotype is heterozygous Both alleles are represented by capital letters EX: RT. UNIVERSAL . Universal Donor – can donate blood to ALL blood type patients Blood Type O
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CODOMINANCE(*CO- together) • BOTHalleles are expressed, even when the genotype is heterozygous • Both alleles are represented by capital letters EX: RT
UNIVERSAL 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
Multiple Alleles • Blood Alleles: IA, IB, i
Phenotypesfor Blood Genotypes for Blood • Blood Type A: IAIAor IAi • Blood Type B: IBIB or IBi • Blood Type AB: IAIB • Blood Type O: ii
Phenotypesfor Blood Genotypes for Blood • Blood Type A: IAIAor IAi • Blood Type B: IBIB or IBi • Blood Type AB: IAIB CODOMINANT • Blood Type O: ii RECESSIVE