what is the site of gas exchange in the lungs
the alveoli (air sacs that follow from the bronchioles)
SE
Related Biology GCSE answers
All answers ▸Explain the way in which Anti Diuretic Hormone regulates the water content of blood
Describe the difference between genotype and phenotype and give an example of where two different genetoypes may give rise to the same phenotype.
How does natural selection occur?
What organelles can be found in a plant cell but not an animal cell?