Cancel Report This Post

Please fill out the form below with your name, e-mail address and the reason(s) you wish to report this post.

 

Crossword Help Forum
Forum Rules

quizmad

18th November 2012, 15:56
How many blood groups are there.
1 of 4  -   Report This Post

kilowatt

18th November 2012, 15:58
4 i think, A, B, AB and O
2 of 4  -   Report This Post

grandpa gruffalo

18th November 2012, 17:00
A, Ab, B and O are the main blood groups but each may be rhesus positive or negative, making 8 major groups
3 of 4  -   Report This Post

chrise

18th November 2012, 17:04
There are many more minor ones too - very difficult to give an answer.
4 of 4  -   Report This Post
Home » Forum » medical