Answer:
Explanation:
C. The rate of oxygen production is greatest in section M.
Petrochemicals include many things, I would say All of the above. Hope this helped! :)
Spread of disease is density dependent because it is more severe the greater the population density as the disease would spread more easily. If there is low population density it would spread slower.
Photo receptors are attached to the retina and are most numerous specifically at the fovea
