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Intestinal epithelial cells rely on coupled transport to absorb nutrients. For example, they use a sodium-glucose cotransporter to move glucose into the cell along with sodium ions.
Chloride (Cl-) reabsorption in the kidneys primarily occurs through passive transport mechanisms, such as facilitated diffusion, often coupled with sodium (Na+) reabsorption. However, it can also involve active transport processes in certain segments of the renal tubule. Overall, while much of Cl- reabsorption is passive, the specific mechanisms can vary depending on the location within the nephron.
NADH and FADH_2 donate their electrons to the chain
H⁺ ions, or protons, typically move into cells through specific transport proteins in the cell membrane, such as proton pumps and ion channels. These proteins facilitate the movement of H⁺ ions down their concentration gradient, often coupled with the transport of other ions or molecules, like sodium or potassium, to maintain electrochemical balance. Additionally, H⁺ can also enter cells via co-transport mechanisms, where the movement of H⁺ is linked to the transport of nutrients or other ions.
G protein-coupled receptors database was created in 1998.
Coupled transport is an example of active transport.
Cotransport
coupled
Intestinal epithelial cells rely on coupled transport to absorb nutrients. For example, they use a sodium-glucose cotransporter to move glucose into the cell along with sodium ions.
Symport is the type of transport that involves the coupled passage of two materials across a membrane in the same direction. It relies on a concentration gradient to move both substances across the membrane simultaneously.
Chloride (Cl-) reabsorption in the kidneys primarily occurs through passive transport mechanisms, such as facilitated diffusion, often coupled with sodium (Na+) reabsorption. However, it can also involve active transport processes in certain segments of the renal tubule. Overall, while much of Cl- reabsorption is passive, the specific mechanisms can vary depending on the location within the nephron.
The generation of ATP by the electron transport chain coupled with the pumping of H+ ions across the inner mitochondrial membrane is referred to as oxidative phosphorylation. This process produces ATP by utilizing the energy generated from the electron transport chain to power the phosphorylation of ADP to ATP using the electrochemical gradient of H+ ions.
A caboose is an American rail transport vehicle that is coupled at the end of a large freight train. The first caboose that was constructed was in the year 1937.
In aerobic respiration, the reactions that are coupled include glycolysis, the citric acid cycle (Krebs cycle), and the electron transport chain. These reactions work together to break down glucose and produce ATP, the main energy currency of the cell.
Satyendra P. Bhavsar has written: 'Development of a coupled metal transport-speciation model for surface aquatic systems and its extension to soil'
ATP is generated when protons are pumped through ATP synthase. The spent H+ ions are coupled with O2 to produce H2O.
Coupled With was created in 2004-03.