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AP Bio: ENE‑3 (EU), ENE‑3.A (LO), ENE‑3.A.1 (EK), ENE‑3.B (LO), ENE‑3.B.1 (EK), ENE‑3.C (LO), ENE‑3.C.1 (EK)
Learn how organisms maintain homeostasis, or a stable internal environment.
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