TABLE 2.

Overview of unpacking of core concepts by Michael et al.^a

Chapter: core concept	Statements in conceptual framework	Terms defined in conceptual framework
5: Homeostasis	30	16 (control center, controller, effector, error detector, error signal, external environment, integrator, internal environment, homeostasis, negative feedback, nonregulated variable, perturbation, regulated variable, response, sensor, set point)
6: Flow down gradients	20	10 (bulk flow, concentration, diffusion, electrical potential, energy, flow, gradient, hydrostatic pressure, osmosis, resistance)
7: Cell–cell communication	51	13 (amplification, biological response, cell function, enzyme, messenger, receptor, second messenger, signal transduction, target, termination, transcription, translation, transport)

^aCompiled from Tables 5.1, 5.2, 6.1, 6.2, 7.1, and 7.2 of Michael et al. (2017).