Quizzes & Puzzles24 mins ago
blood group
my brother went to give blood,he has just recieved a letter from them saying blood group unknown,what does this mean,i thought it was easy to tell a blood group,is thie rare?thanks.
Answers
Best Answer
No best answer has yet been selected by jannyneve. Once a best answer has been selected, it will be shown here.
For more on marking an answer as the "Best Answer", please visit our FAQ.