Which statement best describes cancer cells? They grow as a single layer of cells. They cease to reproduce after 20–50 mitotic divisions. They reproduce only when needed to replace missing cells. They are not regulated by contact inhibition..

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 

what is the statement?