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1 vote
PLEASE HELP

This gas is carried by the blood and provides energy to the cells in our body.

Question 2 options:

Heart Rate


Oxygen


Calories


None of the above

2 Answers

4 votes
The answer is oxygen
User Lucas Godoy
by
8.3k points
6 votes
It’s oxygen I believe
User NauticalMile
by
8.3k points

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