4. In what cellular function does the structure shown here play a role? O A. They play a major role in protein synthesis.
O B. They act as the powerhouse for the cell.
O C. They are involved in the separation of chromosomes during cell division.
O D. They are involved in photosynthesis.

i believe it is "they are not used up by reactions" as the answer to your question, text me back if this is correct because i just learned this.

ecological efficiency: % of usable energy transferred as

biomass from one trophic level to the next typical is 10% efficient (90% of

energy is lost),is diagramed as the pyramid of energy flow. then osprey eagle

are tertiary consumer and the shrimp are primary consumer, so to balance

mass of shrimp (1/0.1) / 0.1 = 100 kg