Jesse is studying a blood sample that has only antigen B on the red blood cells and antibody A and antibody Rh in the plasma. What is the type of the blood sample?
Answer
A
A+
B
A–
C
B+
D
B–
Explanation
The B antigen on the red blood cells means the sample is type B. The Rh antibody indicates the Rh factor is negative, so the blood type is B–.
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