Question

Organize the items listed into the proper sequence of events for gas exchange.

a: O2 is transported to cells by circulatory system.
b: O2 is drawn into the lungs during inhalation.
c: Cells use O2 and generate CO2.
d: CO2 is exhaled.
e: The circulatory system transports CO2 to the lun

Answer 1

b, a,c,d

Step-by-step explanation:

option E is incorrect, that's why I didn't add it