A gene is (in informal use) a unit of heredity which is transferred from a parent to offspring and is held to determine some characteristic of the offspring.
In this kind of population, the make up of the population's gene pool will remain virtually the same as long as these conditions hold. In this kind of situation, no evolution can take place, all thing will remain the same. For evolution to occur, competition must exist.
Production of ATP in the absence of oxygen is called anearobic respiration. Under anaerobic respiration,two molecules of ATP is produced from one molecule of glucose. These ATP are used for energy production by the contracting muscles.
These dark areas are called maria. They are thought to be formed by volcanic eruptions in the moon's history.hope this helped:)