I am not 100% sure but I believe that because of increased manufacturing, the air got very polluted and this made many trees darker, like birch. So moths are usually lighter in color so many couldn’t really hide among trees and they were eaten. After some time, many moths mutated and also became darker to blend in when they were on trees to prevent being eaten by predators. In conclusion, the population decreased.
Was this the answer you were looking for?
Answer:
Órgano que forma parte del aparato digestivo. El estómago ayuda a digerir los alimentos al mezclarlos con jugos digestivos convirtiéndolos en líquido diluido.
Answer:
White dwarfs have an extremely small surface area to radiate this heat from, so they cool gradually, remaining hot for a long time.
Explanation:
As a white dwarf cools, its surface temperature decreases, the radiation which it emits reddens, and its luminosity decreases.
1. Photosynthesis
2. Glucose
3 carbon dioxide
4.radiant engery
5. Carbon dioxide and water
6. Oxygen n chlorophyll