Breakthroughs | MCQs

    Q1: Who discovered the Blood Group System?

    بلڈ گروپ سسٹم کس نے دریافت کیا؟
    • A. Karl Landsteiner
    • B. Both of these
    • C. None of these
    • D. William Murdock
✅ Correct: 0 | ❌ Wrong: 0 | 📊 Total Attempted: 0