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pav-90 [236]
3 years ago
14

Help me!!!!!!! i dont uderstand this!

Health
2 answers:
Gnoma [55]3 years ago
6 0

Answer:

we need your data and your info about circulatory and respiratory systems

Explanation:

comments!

lutik1710 [3]3 years ago
5 0

I think you did some activity where you kept track of your heart rate and based on your knowledge of the circulatory and respiratory system you need to explain how your heart rate changed and why your heart rate changed.

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