Answer:
breed, while the ones not so well adapted die off.
Oxygen cycle The cycling of oxygen between the biotic and abiotic components of the environment (see biogeochemical cycle). ... In the process of respiration oxygen is taken in by living organisms and released into the atmosphere, combined with carbon, in the form of carbon dioxide.
Phagocytosis would enable a white blood cell to ingest a bacterium
Phagocytosis is a special form of endocytosis by which cells ingest solid substances including microbial pathogens to produce an internal compartment known as a phagosome. Cells that undergo this process are called phagocytes. The white bold cells of the immune system protect the body against invasion by pathogens such as bacteria. They perform this function by phagocytosis.
When people practice conservation they are benefiting and saving the environment.
Maybe they are the same because they both are part of the human body and they help the body function.
