Purpose — Of Active Transport

Alexa sat back. “It stored a reserve. Against the gradient.”

“Leo, look. That cell is… hoarding.” purpose of active transport

Alexa hated watching the sugar cube dissolve. For the past ten minutes, she’d stared through her microscope as cell after cell let its precious glucose drift away into the surrounding fluid. “Useless,” she muttered. “Just sitting there, waiting to starve.” Alexa sat back

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. ” she muttered. “Just sitting there

That’s when she saw it.

“Exactly,” he said. “It spends ATP now so it doesn’t die later. Watch.”

“What purpose? It’s wasting energy.”