At one time, dinosaurs lived on earth. today they are extinct. this relates to
a. microevolution
b. both macroevolution and microevolution
c. macroevolution

Amarine ecologist has constructed the conceptual model shown in the diagram. what predictions can be made from using this model? where the tertiary consumers get their energy how often primary producers are able to reproduce when bacteria and fungi initiate the process of decomposition whether other secondary consumers are present