Cotransport
(Science: cell biology, physiology) The linked, simultaneous transport one substance across a membrane, coupled with the simultaneous transport of another substance across the same membrane in the same direction.
The transport of sodium from high to low concentration can provide the energy for transport of the second species up a concentration Gradient.
See: secondary active transport.
Molecules move within the cell or from one cell to another through different strategies. Transport may be in the form of simple diffusion, facilitated diffusion, active transport, osmosis, endocytosis, exocytosis, epithelial transport, or glandular secretion. This tutorial provides elaborate details on each of these mechanisms. Find out how. ..
The kidneys are responsible for the regulation of water and inorganic ions. Read this tutorial to learn about the different parts of the kidneys and its role in homeostasis...
