Which blood group is universal donor?

examrobotsa's picture
Q: 282 (SSC/NA)
Which blood group is universal donor?

question_subject: 

Science

question_exam: 

SSC

stats: 

0,6,5,5,6,0,0

keywords: 

{'blood group': [2, 2, 0, 1], 'universal donor': [1, 0, 0, 0]}