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Biology 10 Online
OpenStudy (anonymous):

As your age increases your maximum heart rate decreases increases remains the same more information is needed to answer this question?

OpenStudy (anonymous):

I'm guessing it's A. Decreases, but my second choice is B. Increases. I'm stuck.

OpenStudy (anonymous):

I did some research and I think it's A. Decreases. I'm going with that.

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