In the corner of the slide, one odd cell wasn’t obeying the rules. While its neighbors grew pale and empty, this one glowed brighter—pulling glucose against the current, from low to high concentration. Tiny protein pumps on its membrane spun like frantic waterwheels, burning little packets of energy with every turn.
Alexa wrote in her lab journal: Purpose of active transport—to defy equilibrium. Because equilibrium isn’t balance. It’s the flatline. Active transport is what makes a cell alive enough to choose its own future. purpose of active transport
Leo leaned in, then smiled. “That’s the purpose.” In the corner of the slide, one odd