CORRECT!

Question 3

This scene from the final step of an Indirect Coombs' Test contains no anti-Rh IgG. This most likely indicates that:
The mother has not been exposed to the Rh antigen.

Explanation
If the mother had been exposed to the D antigen, agglutination would occur.


Immunological Techniques
University of Arizona
Monday, November 17, 1997
douglas.lake@asu.edu

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