asked 115k views
2 votes
Which mineral is known for transporting oxygen in blood?

a. iron
b. zinc
c. copper
d. calcium

asked
User Sushrut
by
7.7k points

2 Answers

2 votes
The answer is A. Iron.

answered
User BrynJ
by
8.8k points
4 votes
The answer is A. Iron
answered
User Hasan Badshah
by
8.7k points

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