The process of __clonal selection__
If photosynthesis is the process that "deposits" energy in a "savings account," then what is cellular respiration? How are photosynthesis and cellular respiration opposite in therms of carbon dioxide? How are photosynthesis and cellular respiration opposite in therms of oxygen?
If the eye were perfect, all organisms with eyes would distinguish the same colors, there wouldn't be any issues with vision, and the placement of the eye would be the same for all. These imperfections are important because they can provide answers to evolutionary traits. For example; Deer have eyes on the sides of their heads. This is due to their need to see all around them, in order to watch out for danger.