How long does it take for P1 antigen to be fully expressed?

Which of the following is true regarding the Kell antigen?

In the process of identifying an antibody, a 2+ reaction with 3 of the 8 cell panel was observed after immediate spin. The reaction disappeared at 37oC and after AHG phase. The antibody is most likely: 

Which of the following antibodies is most likely to be involved in hemolytic disease of the fetus and newborn?

What MN phenotype is found in highest frequency in the white population?

A female patient has had 3 previous pregnancies. Her first baby was healthy, the second was jaundiced at birth and required an exchange transfusion, and the third was stillborn. Which of the following is the most likely cause?

Anti-N is identified in a patient’s serum. If random crossmatches are performed on 10 donor units, how many would be expected to be compatible?

A patient’s record shows a previous anti-Jkb, but the current antibody screen is negative. What should be done? 

The process of separation of antibody from its antigen is known as: 

What is the most appropriate interpretation for the laboratory data given below when an Rh-negative woman has an Rh-positive child? Rosette fetal screen using enzyme-treated D+ cells mother’s sample: 20 rosette/3 fields positive control: 5 rosettes/3 fields negative control: no rosettes observed