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Ap biology explanation ! < 3

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a porcupine eats 3000 j of plant material. of this, 2100 j is indigestible and is eliminated as feces, 800 j are used in cellular respiration, and 100 j are used for growth and reproduction. what is the approximate production efficiency of this animal?

0.03%

2.7%

3%

33%

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Answers: 3

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