Biology · Blood Group Genetics
If both parents have blood group A, which of the following combinations correctly represents the expected and unexpected blood groups for their child?
- 1Expected: A, O; Unexpected: B, AB✓
- 2Expected: A only; Unexpected: B, AB, O
- 3Expected: A, B; Unexpected: O, AB
- 4Expected: A, AB; Unexpected: B, O
Correct answer
Expected: A, O; Unexpected: B, AB
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