Explanation:
Inside the air sacs, oxygen moves across paper-thin walls to tiny blood vessels called capillaries and into your blood. A protein called haemoglobin in the red blood cells then carries the oxygen around your body.
Answer:go
Explanation: to quizzlet they give you the answers
Answer:
C. The acidity of one solution is 10 times greater than the acidity of
the other.
Answer:Photosynthesis
Can you translate that to english? or french
