The last option is your answer if you had choices
The transition phage, the second phase of cellular respiration is usually occur in mitochondria.
The transition stage take place in mitochondria. The pyruvate is combined with NAD+ to form NADH and acetyl co-enzyme molecules.
Answer:
A) Chemosynthesis
Explanation:
Organisms, such as bacteria and other living organisms, use chemosynthesis when there is an absence of light. They use inorganic chemicals to produce energy through reactions.
A single photosystem can't provide enough energy for the electrons it transfers its energy to.