The blood group of 50 donors, participated in blood donation camp are A, AB, B, A, O,AB, 0, 0, A, AB, B, A, O, AB, O, O, A, B, A, O, AB, O, O, A, AB, B, O, AB, O, B, A, O, AB, 0, 0, A, AB, B, A, O, AB, O, A, AB, B, A, O, AB, O, O, Find the mode of the above verbal data.

The blood groups of 36 students of IX class are record as follows. A, O, A, O, A, B, O, A, B, A, B, O, B, O B, O, O, A, B, O, B, AB, O, A, O, O, O, A, AB, O, A, B, O, A, O, B. Represent the data in the form of a frequency distribution table. Which is most common and which is the rarest blood group among these groups?

The genotype of blood group O is

The blood groups A, B, AB and O are classified on the basis of the type of antigen present on

Blood groups of 18 persons are given below. B^(+ve) , B^(+ve) , B^(-ve) , O^(+ve) , O^(-ve) , AB^(+ve) , AB^(+ve) , O^(+ve) , O^(+ve) , B^(+ve) , AB^(+ve) , O^(+ve) , O^(+ve) , O^(+ve) , AB^(+ve) , AB^(+ve) , O^(+ve) , B^(+ve) : What is the difference between the no of blood groups of O^(+ve) and AB^(+ve) ?

Blood groups of 18 persons are given below. B^(+ve) , B^(+ve) , B^(-ve) , O^(+ve) , O^(-ve) , AB^(+ve) , AB^(+ve) , O^(+ve) , O^(+ve) , B^(+ve) , AB^(+ve) , O^(+ve) , O^(+ve) , O^(+ve) , AB^(+ve) , AB^(+ve) , O^(+ve) , B^(+ve) : What is the difference between the no of blood groups of B^(+ve) and O^(-ve) ?

Blood groups of 18 persons are given below. B^(+ve) , B^(+ve) , B^(-ve) , O^(+ve) , O^(-ve) , AB^(+ve) , AB^(+ve) , O^(+ve) , O^(+ve) , B^(+ve) , AB^(+ve) , O^(+ve) , O^(+ve) , O^(+ve) , AB^(+ve) , AB^(+ve) , O^(+ve) , B^(+ve) : Which of the following is a rareblood group?

A,B and O blood groups were discovered by