A science question. The Circulatory System. Help needed!

Restless tectonic plates move (shift) between one and fifteen centimeters per year month day minute

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

Vessels draining the myocardium of the heart, open primarily ,into which chamber?