Question

how is oxygen and carbondioxide
transported in humans

Answer 1

Haemoglobin transports the oxygen in the blood and carbon dioxide is transported in the form of bicarbonated ions or carboxyhaemoglobin.

Answer 2

the oxygen is taken by the nose and is Carried to the lungs and then, it is used for different functions of our body. then the the carbon dioxide is released from the body is again exhaled out by our nostril.this whole process Is called respiration or inhalation or exhalation.
pls mark as brainiest.
PLS FOLLOW FRIENDS
PLSSSSSS