Complete the following paragraph on how ecosystem changes can impact biological communities. a. (Click to select) have evolved together over time to form a stable community of organisms. b. The (Click to select) level of organization, therefore, represents the interaction of living organisms within an ecosystem. c. (Click to select) in an ecosystem can be described as a change that can be observed without changing the identity of surroundings. Consequently, these changes can have an impact on the structure and the function of these biological communities, (Click to select) . d. An example of a physical change in an ecosystem is the introduction of an (Click to select) , an organism introduced into an ecosystem outside its natural range. e. Whether intentionally or unintentionally introduced to a new area, an invasive species often has (Click to select) impacts on biodiversity and community structure