passive transport

passive transport   Dan passive transport

Transport Without Energy Expenditure By The Cell Passive transport occurs when substances cross the plasma membrane without any input of energy from the cell

Passive transport: membrane channels The sodium-potassium pump sets the membrane potential of the neuron by keeping the concentrations of Na+ and K+ at Passive transport

หวยลาวย้อนหลัง 66 Facilitated diffusion is the natural passive transportation of molecules or ions across the cell membrane through the specific-trans membrane of integral Passive transport mechanisms cause water and dissolved substances to move without using additional energy There are three main passive methods: Diffusion