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What is the process of passive transport of molecules or ions across a cell membrane via specific transmembrane proteins?
What is the tendency for molecules to spread out evenly into the available space called?
What is the ability of a solution to cause a cell to gain or lose water called?
What is the control of water balance called?
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What is the movement of bio-chemicals from areas of high concentration to areas of low concentration without the requirement of energy called?
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What is the movement of bio-chemicals from areas of low concentration to areas of high concentration and therefore requires energy called?
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What is the difference in concentration of a substance from one area to another called?
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What is the diffusion of water across a selectively permeable membrane called?
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What is the process of passive transport of molecules or ions across a cell membrane via specific transmembrane proteins called?
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What is the ability of a solution to cause a cell to gain or lose water called?
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What is the control of water balance called?
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What is the movement of bio-chemicals from areas of high concentration to areas of low concentration without the requirement of energy called?
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What is the plasma membrane boundary that separates the living cell from its surroundings called?
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What does the fluid mosaic model state about the membrane structure?
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Who proposed that the membrane is a mosaic of proteins dispersed within the bilayer?
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What is the boundary that separates the living cell from its surroundings called?
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What is the structure of the plasma membrane according to the fluid mosaic model?
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Who proposed the fluid mosaic model of the membrane structure?
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What is the selective permeability of the plasma membrane responsible for?
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What is the structure of the plasma membrane according to the fluid mosaic model?
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What do phospholipids in the plasma membrane contain?
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What did J. Singer and G. Nicolson propose about the membrane structure in 1972?
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What is the boundary that separates the living cell from its surroundings called?
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What is the selective permeability of the plasma membrane responsible for?
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Phospholipids contain both hydrophobic and hydrophilic regions.
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The plasma membrane is a rigid structure with no fluidity.
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The fluid mosaic model proposes that the plasma membrane is a fluid structure with a mosaic of various macromolecules embedded in it.
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The plasma membrane is a single layer of phospholipids.
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J. Singer and G. Nicolson proposed that the membrane is a mosaic of proteins dispersed within the bilayer, with only the hydrophobic regions exposed to water.
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The selective permeability of the plasma membrane allows all substances to cross it equally.
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The plasma membrane exhibits selective permeability, allowing some substances to cross it more easily than others.
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The fluid mosaic model states that a membrane is a rigid structure with no movement.
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The plasma membrane consists of a single layer of proteins.
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The fluid mosaic model of the membrane structure was proposed in 1972.
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The plasma membrane has two layers (a bilayer) of phospholipids.
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The plasma membrane is the boundary that separates the dead cell from its surroundings.
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Passive transport requires energy to move bio-chemicals from areas of high concentration to areas of low concentration.
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Facilitated diffusion is an example of active transport.
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Osmosis is the movement of water across a selectively permeable membrane.
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Tonicity refers to the ability of a solution to cause a cell to gain or lose water.
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Cell walls help maintain water balance in plant cells.
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Active transport requires energy to move bio-chemicals from areas of low concentration to areas of high concentration.
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Channel proteins can transport molecules against their concentration gradient.
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Carrier proteins can transport molecules against their concentration gradient.
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Channel proteins transport both water-soluble and insoluble molecules.
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Carrier proteins mediate only passive transport.
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Passive transport is the movement of bio-chemicals from areas of low concentration to areas of high concentration.
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Active transport can transport glucose, sodium, and potassium ions.
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Match the following terms with their descriptions:
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Match the following scientists with their proposal about membrane structure:
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Match the following actions with their descriptions:
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Match the following functions of membrane proteins with their descriptions:
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Match the following terms related to water balance with their definitions:
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Match the following types of solutions with their effects on cells:
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Match the following terms related to transport proteins with their characteristics:
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