2 doctors weighed in:
If the mother has a+ blood, and father has a-, what will the child have?
2 doctors weighed in

Dr. Barry Bergman
Pediatrics
1 doctor agrees
In brief: Blood type
To be a+ you can have 1 gene a+ and the other a- or both genes a+.
To be a- you have both genes a- . So the baby can be a+ (1 gene a+ and the other a-) or the baby can be a- ( one gene a- and the other a-).

In brief: Blood type
To be a+ you can have 1 gene a+ and the other a- or both genes a+.
To be a- you have both genes a- . So the baby can be a+ (1 gene a+ and the other a-) or the baby can be a- ( one gene a- and the other a-).
Dr. Barry Bergman
Dr. Barry Bergman
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