Direct Answer • Key Takeaway
Photosynthesis Evolved by 3 Billion Year's Ago and Released Oxygen into the Atmosphere. Cellular Respiration Evolved After That to Make Use of the Oxygen.
Photosynthesis Evolved by 3 Billion Year's Ago and Released Oxygen into the Atmosphere. Cellular Respiration Evolved After That to Make Use of the Oxygen.
Photosynthesis Evolved by 3 Billion Year's Ago and Released Oxygen into the Atmosphere. Cellular Respiration Evolved After That to Make Use of the Oxygen.