laysschipss laysschipss

16-06-2020
Biology

contestada

What are alveoli?
A. Part of a red blood cell
B. Air sacs used during respiration
C. Tubes that connect the heart to the lungs
D. Carbon dioxide molecules

Respuesta :

auravaprasad auravaprasad

16-06-2020

The answer is B; Air sacs used during respiration

Answer Link

kweenzahra kweenzahra

16-06-2020

Answer:

B

Explanation:

Air sacs of the lungs used during respiration

Answer Link

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