_____of the world's human population carries an inherited variant hemoglobin gene.
A) 5%
B) 25%
C) 50%
D) 75%
E) 90%
Answer: A) 5%
_____of the world's human population carries an inherited variant hemoglobin gene.
A) 5%
B) 25%
C) 50%
D) 75%
E) 90%
Answer: A) 5%