They get energy by preforming chemical reactions within the cell
Argyroneta aquatica because it is the only species of spider that lives entirely uder water
If the environment changes quickly and no individual members of a species are able to survive in the new environment, then the species will become extinct in that environment
These organelles are like the organs in a human and they help the cell stay alive. Each organelle has it's own specific function to help the cell survive. The nucleus of a eukaryotic cell directs the cell's activities and stores DNA. Eukaryotes also have a golgi apparatus that packages and distributes proteins. Hope this helps!