Moves large particles or large quantities of substances via vesicles. This includes endocytosis (taking material in) and exocytosis (releasing material out). 1. The Sodium-Potassium Pump (
Plants are amazing chemists. They need mineral ions (like nitrogen and phosphorus) from the soil to grow. The problem? The concentration of these minerals in the soil is often extremely low—much lower than the concentration inside the plant's root cells. examples of active transport
In a bustling city called Cellville, there lived a group of molecules who were eager to move from one side of the city to the other. However, the city's membrane, also known as the cell membrane, was a selective gatekeeper that controlled what entered and left the city. Moves large particles or large quantities of substances
It must work against the gradient.