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AP Bio: IST‑3 (EU), IST‑3.C (LO), IST‑3.C.1 (EK), IST‑3.C.2 (EK), IST‑3.D (LO), IST‑3.D.2 (EK), IST‑3.E (LO), IST‑3.E.1 (EK), IST‑3.F (LO), IST‑3.F.1 (EK)
The many different ways cells can change their behavior in response to a signal.