Question

in what way are the organisms of respiration structure to absorb O2​

Answer 1

their OLX of our body sucks auto and not get all the non necessary material

thanks me please

Answer 2

they absorb O^2 BY THE HELP OF ALVEOLI PRESENT IN OUR LUNGS AND THIS ALSO HELP IN INCREASING THE SURFACE AREA OF LUNGS...‍⚕️‍⚕️⚕️