Answer:haemoglobin
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
i dk the answer but u can do it i believe in you
Explanation:
If that's a true or false question the answer is true
After my research the answer is that they are forms of electromagnetic radiation as far as I know.