|verified|: Role Of Active Transport

But then he understood.

Without the gatekeeper, the inside and outside would become equal. The cell’s voltage would flatline. Nerve signals would stop. Muscles would freeze. The heart would forget its rhythm. role of active transport

Then he met the gatekeeper: a towering protein complex named . It looked less like a door and more like a machine—glistening, patient, and humming with the energy of a nearby ATP molecule. But then he understood