0
When the temperature rises, the molecules have increased kinetic energy which means that the phospholipids and other substances move around more, making the membrane more 'leaky' which means that substances that wouldn't usually do so can enter and leave the cell.
Temperature can affect permeability by changing the viscosity of the solvent, altering the diffusion rate of solutes through the membrane. Higher temperatures generally increase permeability as molecules have more kinetic energy to move through the membrane. However, extreme temperatures can denature proteins in the membrane and reduce permeability.
Add your answer:
Earn +20 pts
What factors affect the permeability of lipid bi layers and why?
The factors that affect the permeability of lipid bilayers include the presence of cholesterol, the length and saturation of fatty acid chains, and the temperature of the environment. Cholesterol can decrease permeability by packing the lipids more tightly. Fatty acids with longer, more saturated chains decrease permeability, while shorter, unsaturated chains increase permeability. Higher temperatures can also increase permeability by fluidizing the membrane.
What is the ability of a cell membrane to allow material to pass through it called?
permeability
What factors affect osmotic fragility tests?
Factors that affect osmotic fragility tests include the pH of the solution, temperature, duration of exposure to hypotonic solutions, and the presence of any interfering substances in the sample. Changes in these factors can alter the erythrocyte membrane permeability and impact the results of the test.
Which product can affect permeability of the gloves?
Chemicals like acetone, strong acids, and bases can affect the permeability of gloves and compromise their protective barrier. It's important to use gloves made of appropriate material for the specific chemical being handled to ensure adequate protection.
How does texture affect porosity and permeability?
Texture refers to the size, shape, and arrangement of particles in a material. Porosity is influenced by the amount and size of pore spaces between particles, which in turn affects permeability. Finer textures with smaller particles typically result in higher porosity but lower permeability, while coarser textures with larger particles usually have lower porosity but higher permeability.
What factors affect the permeability of lipid bi layers and why?
The factors that affect the permeability of lipid bilayers include the presence of cholesterol, the length and saturation of fatty acid chains, and the temperature of the environment. Cholesterol can decrease permeability by packing the lipids more tightly. Fatty acids with longer, more saturated chains decrease permeability, while shorter, unsaturated chains increase permeability. Higher temperatures can also increase permeability by fluidizing the membrane.
Does the permeability to water affect the equilibrium flow in and flow out value?
no
The length of a part being magnetized by passing an electric current from one end to the other affect 1 permeability 2 strength of magnetic field 3 not affect magnetic field?
Permeability
What factors affecting the diffusion?
There several physical factors that affect the rate at which particles diffuse. These include: the size of the particle, the temperature, the concentration difference, the diffusion distance, the surface area, and permeability.
Which of the following factors does not affect membrane permeability?
The presence of membrane proteins does not directly affect membrane permeability. Membrane proteins mainly play a role in transport, signaling, and cell recognition rather than impacting the permeability of the membrane itself.
How does soil composition and texture affect permeability of the soil?
Soil composition and texture affect permeability by influencing the size of soil particles and pore spaces. Sandy soil with larger particles and more space between them has higher permeability, allowing water to pass through more easily. Clay soil, with smaller particles packed closely together, has lower permeability due to smaller pore spaces and higher water retention.
What factors affect osmotic fragility tests?
Factors that affect osmotic fragility tests include the pH of the solution, temperature, duration of exposure to hypotonic solutions, and the presence of any interfering substances in the sample. Changes in these factors can alter the erythrocyte membrane permeability and impact the results of the test.
What factor affect osmosis?
Factors that affect osmosis include concentration gradient, pressure, temperature, and permeability of the membrane. Osmosis is the movement of water molecules across a selectively permeable membrane from an area of low solute concentration to an area of high solute concentration.
How does permeability affect rate and the type of weathering?
Permeability refers to how easily water can pass through rocks or soil. Higher permeability can increase the rate of weathering by allowing more water to infiltrate, carrying dissolved substances that can chemically weather the material. In general, materials with high permeability are more prone to chemical weathering, while those with low permeability are more likely to undergo physical weathering.
What factor affects the rate of diffusion?
Diffusion refers to the process where substances from a highly concentrated area move to a place with a lower concentration. The three factors that affect the rate of diffusion are temperature, concentration gradient and the molecular weight of the substances.
What is the ability of a cell membrane to allow material to pass through it called?
permeability
Which product can affect permeability of the gloves?
Chemicals like acetone, strong acids, and bases can affect the permeability of gloves and compromise their protective barrier. It's important to use gloves made of appropriate material for the specific chemical being handled to ensure adequate protection.
