Biology · Human Blood Groups
What are the primary blood groups in the ABO human blood group system?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1A, B, and AB
- 2A and O
- 3A, B, and O
- 4A, B, AB, and O✓
Correct answer
A, B, AB, and O
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