Fill the blanks with proper collective nouns 1 A of class 10 english CBSE One Metric ton is equal to kg A 10000 B 1000 C 100 class 11 physics CBSE Change the following sentences into negative and interrogative class 10 english CBSE A Paragraph on Pollution in abou...
Complete answer: For the ABO blood grouping system in humans there are four types of principal groups: A, B, AB, and O. For the ABO groups, there are two antigens and two antibodies that are mainly responsible. The particular combination of these four components d...