sbb- carbohydrate blood group antigens questions with answers graded A+

sbb- carbohydrate blood group antigenswhich of the following is a carbohydrate blood group antigen? A. Fyb B. Jsa C. K D. Leb E. M - correct answer D. Leb A patients red cells react with anti-A and the serum reacts with group B red cells . what is the patients blood group ? A. A B. B C. O D. OH E. AB - correct answer A. A Which of the following statements is true regarding the genetics of the ABO blood group system is TRUE? A. the ABO gene is located on chromosome 1, in close approximation to the RHD gene B.ABO expression is regulated by the H gene C. The A and B alleles are considered to be autosomal recessive and vary greatly in amino acid sequence D. the O allele encodes for fucosyltransferase enzyme critical for the structure of the O antigen E. the gene encoding for the AB antigen is amorphic in that it enco - correct answer B.ABO expression is regulated by the H gene which of the following ABO donor - recipient parins is most likely to show a compatible crossmatch? Note antibody screening revealed the absence of unexpected antibodies in the patient A. Donor group A1B - Patient Group A1 B. Donor group B - Patient group O