Photosythesistransforms solar energy into the chemical energy of a carbohydrateStomatacarbon dioxide in the air anters the many spaces of mesophyll tissue through small openingscholoroplastsorganelles that carry on photosynthesisstromaa double membrane surrounds a fluidthykaloidsthird membrane system within the stroma forms flattened sacsgranain some places are stacked
Answer is B. Skin can’t physically transport broken down chemicals no speed up or slow down in presence of drugs. Process of elimination.
I believe it’s A. Birth control patch
