Which of the following Rh antigen scenarios (reaction strengths) correctly demonstrates dosage?

Which type A subgroup could be mistyped as Type O because it only has ~4000 A antigen sites per RBC

According to AABB Standards, Weak D Testing is required to be performed in all of the following situations (a-d) except:

What would the secretor status results look like for a patient that was BB, sese?

What is the ABO and Rh of the following patient?  (List the result as a discrepancy if the typing is invalid.) Image 20_E1Sum22.jpg

What is the ABO and Rh of the following patient?  (List the result as a discrepancy if the typing is invalid.) Image 18_E1Sum20.jpg

If a patient is Type B, what two transferases must they have inherited to build the B antigen out of the precursor molecule?

Which of the following would be considered Rh negative?

What is the ABO and Rh of the following patient?  (List the result as a discrepancy if the typing is invalid.) Image 20_E1Sum20.jpg

If a patient antigen typed with the following reactions, which one of the possibilities listed would be consistent with the Fisher-Race nomenclature: Image 34_E1Sum20.jpg