Answer:
Photosynthesis stems from plants, so I believe the highest level of photosynthesis would be in dense levels of greenery like maybe parks or national forests. ( sorry if its not specific enough )
Explanation:
The organells in which are most responsible for making most of the cells ATP is the Mitochondria
Adaptation is when something gets used to living in certain place or a type of way.
For example a polar bear. They did not exist until when it got very cold and the bears could not survive so they had to change how they lived they adapted to their environment and the climate