(2026 Expert-Verified Final
Exam Q & A )
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, who discovered the antibody and caused hemolytic Levine and Stetson
disease of the fetus/newborn.
Levine and Stetson Discovered an antibody in a mother after she delivered a stillborn baby. She and the father were
ABO compatible. They hypothesized the father and baby had a "factor" the mother
lacked.
Landsteiner and Wiener showed that a "Rhesus" antibody (made by injecting Rhesus monkey cells into
rabbits/guinea pigs) agglutinated about 85% of human red blood cells.
The 5 Major Rh Antigens D, C, c, E, e
lowercase d means ABSENCE of D
D has no true ____ allele, it has an____ allele antithetical allele, amorphic allele (d)
when someone has the d allele (recessive amorphic) no D antigen is made
The antigen pairs are: C/c and E/e ARE true antithetical pairs with codominant expression.
C/c and E/e have codominant expression
D Ag frequency in white 85%
D Ag frequency: black 92%
C Ag frequency: white 68%
C Ag frequency: black 27%
E Ag frequency: black 22%
E Ag frequency for white 29%
2026