What is agglutination ?

Under what circumstances does agglutination occur during blood tranfusion even if the donor and recipient both have the same blood group ?

During blood typing agglutination indicates that the :

During blood typing agglutination indicates that the :

Which of the following antibody the strongest agglutination ?

Which of the following antibody the strongest agglutination ?

A : Fertilin protein is present in the egg membrane R : it helps in agglutination reaction .

A : Fertilin protein is present in the egg membrane R : it helps in agglutination reaction .