Answer:
Mutation and sexual reproduction
Explanation:
<h2>HOPE IT HELPS </h2>
Bacteria have been the very first organisms to live on earth in the waters of the first oceans. At first, there were only anaerobic heterotrophic bacteria.
Answer
In the presence of oxygen two energy products are produced, these are:
1. ATP
2. NADH2
One NADH2 produce three ATP.
Conclusion:
so in the presence of oxygen the energy rich compound which is produced during glycolysis is NADH2.
Genetic Diversity
..................................
