Content protected from screenshots
GKFix.in
General Knowledge
Categories
Concept Builder Quiz
About Us
Start Quiz
Home
My Profile
General Knowledge
Categories
Concept Builder
Start Quiz
Logout
GKFix MCQ Question
Test your knowledge and learn something new
Home
Inventions
Question #6488
Back to Home
View All Inventions Questions
41 Views
Question
What did Karl Landsteiner discover that revolutionized blood transfusion?
A. ABO Blood Group System
B. Rh Factor
C. White Blood Cells
D. Platelet Function
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
What piece of clothing was invented by French fashion designer Louis Reard in 1946?
30
What did George Eastman invent that revolutionized photography?
44
Who invented the first practical airplane?
40