The classification of blood based on the ABO system, comprising types A, B, AB, and O. What is this called?
- A. Blood Types ✓
- B. Speed of Light
- C. White Blood Cells
- D. Vitamin D
Correct answer
A. Blood Types
Explanation
'Blood Types' refers to the classification of blood based on the ABO system, comprising types A, B, AB, and O.