3. Containment The constituent parts are contained within each other Higher levels contain(bound)lower levels The organism contains the higher frequency components cells turn over faster than the organism Nested contained systems tend to be scale-dependent organIsms, populations, species Definition of non-nested hierarchies more observer. dependent communities ecosystems EARTH??3. Containment - The constituent parts are contained within each other - Higher levels contain (bound) lower levels - The organism contains the higher frequency components : cells ‘ turn over’ faster than the organism - Nested contained systems tend to be scale-dependent : organisms, populations, species - Definition of non-nested hierarchies more observerdependent : communities : ecosystems EARTH??