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What statement explains why oxygen molecules easily diffuse across a cell membrane well glucose molecules do not?
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What kinds of molecules freely diffuse across a semipermeable membrane?
Water molecules freely diffuse across a semipermeable membrane.
Why do sugar molecules not diffuse through a plant cell membrane?
Sugar molecules do not diffuse through a plant cell membrane because they are too large and polar to pass through the hydrophobic interior of the lipid bilayer. Instead, sugar molecules are transported across the membrane by specific transport proteins, such as sugar transporters, that facilitate their movement into the cell.
What type of compound would easily diffuse into the cell?
Small, nonpolar molecules such as oxygen and carbon dioxide can easily diffuse into the cell membrane due to their ability to pass through the lipid bilayer. Hydrophobic compounds also diffuse across the membrane more readily than hydrophilic compounds.
Can all molecules diffuse through all cell membranes?
No, not all molecules can diffuse through all cell membranes. The ability of a molecule to diffuse through a cell membrane depends on its size, charge, and solubility in lipids. Small, non-polar molecules can generally pass through the lipid bilayer of cell membranes via simple diffusion, while larger, polar molecules may require specific transport mechanisms.
What type of molecules can permeate the plasma membrane?
Small, non-polar molecules such as oxygen, carbon dioxide, and steroid hormones can passively diffuse through the plasma membrane. Water molecules can also diffuse through the membrane, although at a slower rate compared to small non-polar molecules.
What explains why oxygen molecules diffuse across a cell membrane while glucose molecules do not?
Glucose is too big to pass through.
What kinds of molecules freely diffuse across a semipermeable membrane?
Water molecules freely diffuse across a semipermeable membrane.
Why do sugar molecules not diffuse through a plant cell membrane?
Sugar molecules do not diffuse through a plant cell membrane because they are too large and polar to pass through the hydrophobic interior of the lipid bilayer. Instead, sugar molecules are transported across the membrane by specific transport proteins, such as sugar transporters, that facilitate their movement into the cell.
How do you use diffuse in sentence?
Oxygen molecules diffuse across the membrane.
What occurs when water molecules diffuse through a membrane?
When water molecules diffuse through a membrane, they move from an area of high water concentration to an area of low water concentration through the process of osmosis. This helps to equalize the concentration of water on both sides of the membrane, resulting in a balanced state called osmotic equilibrium.
What statement explains why oxygen molecules easily diffuse across a cell membrane which glucose molecules do not?
Glucose is too big to pass throught.
What molecule is able to easily diffuse across the cell's membrane?
Carbon dioxide, oxygen and some nonpolar molecules diffuse easily.
What is the term for a membrane that allows certain but not all molecules to diffuse through it?
semi-permeable.
Glucose is a molecule that can move across the cell membrane if the concentration of glucose is high or inside the cell than outside the cell then what will happen by the process of diffusion?
glucose molecules will diffuse out of the cell. apex
What is the functions to the cell membrane?
The Cell membrane contains the insides of the cell. The membrane is also selectively permeable, allowing nonpolar molecules to simply diffuse into the cells, such as lipids, steroid based hormones, CO2, etc. It also allows small polar molecules to diffuse through, such as H2O.
The part of the cell that is in most direct contact with the environment is the?
The cell membrane, which surrounds the cell and is responsible for which molecules are allowed to diffuse into or out of the cell and which molecules are impermeable to the membrane
Why do molecules easily diffuse across a cell membrane while glucose molecules do not?
Glucose is too big to pass throught.
