fyjacillyfarianna fyjacillyfarianna

02-10-2016
Biology

contestada

what are the two main organs of the cardio respiratory system?

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AaliyahPatel AaliyahPatel

10-10-2016

Your cardiovascular system is made up of the heart and blood vessels (arteries, capillaries, veins).

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afreenlol afreenlol

25-03-2021

Answer:

heart and lungs

Explanation:

because i know

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