Monopoly is an economic term that describes a single company or entity controlling one hundred percent of the supply of a particular product. Carnegie Steel is one of the argest monopoly of steel industry during the Gilded age.
The ATP is synthesized from ADP and an inorganic phosphate and involves special channel proteins that are embedded in a membrane. ATP is formed in the electron transport chain of photosynthesis and cellular respiration.
Photosynthesis only occurs in autotrophic organisms while respiration occurs in all types of organisms.