1) symbiosis is a mutually beneficial relationship between two things.
2) the symbiosis in this example shows how the sea anemone provides the clown fish with protection and in return the clown fish helps the anemone by warding off any predators
Metabolism is the sum of chemical reactions taking place in the living organisms. Cellular respiration is one such metabolic process. Cellular respiration takes place in in the all organisms in which respiratory substrate such as glucose is oxidised completely in presence of oxygen to produce carbon dioxide, water and energy (ATP). Cellular respiration begins in cytoplasm and completes in the mitochondria of the cell. The energy is used to do work.