Which Substance Must Be Formed First Before a or B

Q5: Weak agglutination with anti-A typing sera is

Q6: If a group O mother gives birth

Q7: What is a lectin?<br>A) A protein produced

Q8: What percentage of A₂ individuals produce anti-A₁?<br>A)

Q9: All of the following is consistent with

Q11: Which of the following is not characteristic

Q12: What is the most important use for

Q13: Two drops of serum are added to

Q14: What would be a possible genotype of

Q15: Which ABO group's reaction will be the