Answer:
· Fermentation does not generate any additional energy, however, NAD+ is regenerated. In the presence of oxygen, pyruvate is oxidized and acetyl CoA is formed, which feeds into the citrate acid cycle and the complete oxidation of glucose.
Explanation:
Layers of fossils in pillars, the rock covering them is dated and we get an exact time of each layer.
You should get rid of any distractions so you can focus.