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15-12-2020
Biology

contestada

Which two organ systems work together to perform gas exchange and deliver oxygen to the rest of the body?
A. Digestive & cardiovascular
B. Respiratory & cardiovascular
C. Respiratory & excretory
D. Skeletal & muscular

Respuesta :

15-12-2020

Answer:

I believe its B. respiratory & cardiovascular

Explanation:

blood exchanges oxygen poor blood for oxygen rich blood with the help of the respiratory system

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