The energy available at the trophic level that forms the base of an energy pyramid is 5,000 kilocalories. how much energy is available at the trophic level that has secondary consumers?

Which chemical equation is unbalanced? which chemical equation is unbalanced

Define the apical impulse and describe its normal location, size, and duration. which abnormal conditions may affect the location of the apical impulse? explain the mechanism producing normal first and second heart sounds. describe the effect of respiration on the heart sounds. describe the characteristics of the first heart sound and its intensity at the apex of the heart and at the base. describe the characteristics of the second heart sound and its intensity at the apex of the heart and at the base.

What might explain the real-world results, show in the graph to the right, for one class of twenty students? check all that apply.