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Process by which ATP is used to move sodium ions out of the cell and potassium ions back into the cell?
This process is called the sodium-potassium pump. It uses ATP to pump sodium ions out of the cell against their concentration gradient and pump potassium ions back into the cell against their concentration gradient. This mechanism helps maintain the appropriate balance of sodium and potassium ions inside and outside the cell, which is crucial for cellular functions such as nerve transmission and muscle contraction.
Do ions need a transport protein to enter bilayer?
Yes! K+ or Na+ or exchanged with its specific potassium and sodium pump protein on the membrane.
What ions are pumped in and out of cell through the sodium potassium pump?
3 sodium ions go out and 2 potassium ions go in
Which statements are not true about the sodium potassium pump?
The sodium-potassium pump moves sodium ions out of the cell and potassium ions into the cell. The pump functions using energy from ATP hydrolysis. The pump maintains the chemical and electrical gradients of sodium and potassium ions across the cell membrane. The pump is found only in prokaryotic cells and not in eukaryotic cells.
What is a brief description of the action of the sodium-potassium pump?
The sodium-potassium pump is a transmembrane protein in a cell membrane. It keeps large concentrations of sodium ions outside the cell, and potassium ions inside the cell. It does this by pumping the sodium ions out, and the potassium ions in.
How many ATP is used in a sodium potassium pump?
The sodium-potassium pump uses one molecule of ATP to transport three sodium ions out of the cell and two potassium ions into the cell.
What is the active transport mechanism by which cells pump sodium and potassium ions against the concentration gradient.?
sodium-potassium pump
What moves in the sodium potassium pump?
In the sodium-potassium pump, three sodium ions are pumped out of the cell while two potassium ions are pumped into the cell. This movement is powered by ATP, which is hydrolyzed to provide the energy needed for the pump to function.
The mechanism that prevents sodium ions from building up inside the cell is called?
The sodium-potassium pump is the mechanism that prevents sodium ions from building up inside the cell. This pump actively transports sodium ions out of the cell and potassium ions into the cell, maintaining the appropriate ion balance.
What type of ions does the sodium-potassium pump pick up on the outside of the cell?
Sodium ions
The sodium potassium pump prevents the accumulation of?
The sodium-potassium pump prevents the accumulation of sodium ions inside the cell and helps maintain the proper balance of sodium and potassium ions across the cell membrane. This pump actively transports three sodium ions out of the cell for every two potassium ions it transports into the cell, utilizing ATP energy in the process. Disruption of this pump can lead to cellular and physiological imbalances.
In a sodium-potassium pump what molecules are moved and where are they moved to?
In a sodium-potassium pump, three sodium ions are pumped out of the cell while two potassium ions are pumped into the cell. This process maintains the electrochemical gradient by pumping ions against their concentration gradients, which is crucial for the proper functioning of cells.
