co-dominant alleles: blood types. both alleles are expressed, even when the genotype is...

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CO-DOMINANT ALLELES: BLOOD TYPES

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CO-DOMINANT ALLELES:BLOOD TYPES

BOTH alleles are expressed, even when the genotype is heterozygous

Both alleles are represented by capital letters EX: RT

CODOMINANCE(*CO- together)

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

Blood Alleles: IA, IB, i

Multiple Alleles

Blood Type A: IA IA or IAi Blood Type B: IBIB or IBi Blood Type AB: IA IB

Blood Type O: ii

Phenotypes for Blood

Genotypes for Blood

Blood Type A: IA IA or IAi Blood Type B: IBIB or IBi Blood Type AB: IA IB CODOMINANT

Blood Type O: ii RECESSIVE

Phenotypes for Blood

Genotypes for Blood

  Blood Type A

Blood 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?

  Blood Type A

Blood 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

BLOOD TYPE CAN RECEIVE BLOOD FROM

A A, O

B B, O

AB A, B, AB, O

O O

BLOOD DONATIONS