Question

What are possible blood types (neglect positive and negative)

Answer 1

Answer:

O negative, O positive, A negative, A positive, B negative, B positive, AB negative, and AB positive

Explanation:

Answer 2

Blood Type Frequency (U.S. population)

O Positive blood – 37%
O Negative blood – 7%
A Positive blood – 36%
A Negative blood – 6%
B Positive blood – 8%
B Negative blood – 2%
AB Positive blood – 3%
AB Negative blood​ – 1%