Examlex
Four states currently have a "minority-majority." Which of the following is NOT one of them?
Net Movement
The overall transfer or migration of substances, such as molecules or ions, from an area of higher concentration to an area of lower concentration, often referring to processes like diffusion.
Sodium-potassium Pumps
Cellular membrane proteins that actively transport sodium out of and potassium into cells, essential for maintaining cell volume and resting membrane potential.
Ion Pumps
Proteins found in the cell membrane that use energy to transfer ions against their concentration gradient, maintaining the internal balance of cells.
Antiporters
Antiporters are proteins that transport two or more ions or molecules in opposite directions across a cell membrane, crucial for maintaining cellular ion balance.
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