Answer: (In respective order), photosynthesis, cellular respiration
Step-by-step explanation:
The formulas for photosynthesis and cellular respiration are actually the same but swapped.
Ex. Photosynthesis: 6CO2 + 6H2O —> C6H12O6 + 6O2
Cellular Respiration: C6H12O6 + 6O2 —> 6CO2 + 6H2O