Answer:
glucose
Explanation:
Photosynthesis requires sunlight, carbon dioxide, and water as starting reactants ([Figure 4]). After the process is complete, photosynthesis releases oxygen and produces carbohydrate molecules, most commonly glucose.
Eukaryotic but plant specialized
The theory that is demonstrated by this experiment is natural selection.
Basically, only the strongest bacteria survived, and nature decided which of those bacteria were fit enough to get to live and reproduce in the future. Those bacteria that were "willing" and able to fight their way through a huge number of bacteria were the ones who ultimately won.
The answer is a (4) I hope this helps out a bit