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3 votes
The mineral needed in blood is.

1.iodine
2.oxygen
3.iron
4.soduim
5.hemoglobin

2 Answers

3 votes
the answer is IRON :) 
User DarckBlezzer
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8.1k points
3 votes
The mineral needed in blood is 3) Iron, if you don't have enough iron you're heart doesn't pump as much as it's supposed to be, it happened to my mom
User Ellawren
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