Ma1riannakaa Ma1riannakaa

07-03-2017
Biology

contestada

Which organ is essential in circulating oxygen throughout the body?
a. liver
b. heart
c. lung
d. kidney

Respuesta :

mtg1018 mtg1018

19-08-2020

Answer:

The answe is C

Explanation:

We breath thru our lungs.

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