In an experiment, mould and yeast cells were transferred into an environment with low oxygen concentration. After a few days, the mould dies while the yeast cells did not. Which of the following statements best explains the following observation.
- The yeast cells carried out photosynthesis while the mould did not
- Photosynthesis does not take place in the absence of oxygen
-
Respiration can take place in yeast cells in the absence of oxygen
- Respiration does not occur in the mould