Aporcupine eats 3,000 j of plant material. 1,600 j is indigestible and is eliminated as feces. 1,300 j are used in cellular respiration. what is the approximate production efficiency of this animal?

What factors might affect the rate of weathering of a tombstone

19. scientists use meteorites that hit earth to provide evidence of the composition of earth's interior because they hypothesize that

Which of the following is a true statement? question 8 options: populations can't evolve, only individual organisms. individuals have adaptations that can change over time. individuals have traits that may or may not make them successful at reproduction. individuals evolve to have adaptations.