Proteins like albumin in the blood maintain water inside the blood vessels using A. Osmotic pressure B. Active diffusion C. Active transport D. Diffusion

Q: For osmosis in science, if you gargle with salt water why does your throat stop hurting?

A: Osmosis is a process in which the net movement of solvents is from higher water potential to a…

Q: A. Using what you learned about the forms of passive transport, fill out the following Ve diagram.…

A: Simple diffusion is a form of diffusion that does not require the assistance of membrane proteins.…

Q: Active transport of a substance across a membrane requiresa. a gradient b. the expenditure of ATP c.…

A: Cellular transport is the movement of molecules and ions across the cell membrane. Cells have two…

Q: Which of the following processes includes all the others? O a. Facilitated diffusion O b. Passive…

A: Passive transport is a kind of membrane transport that doesn't expect energy to get substances…

Q: Match the definitions with the words: Direct Diffusion, Facilitated Transport, Active Transport a)…

A: The one primary distinction between faciliated and active transport  active transport needs energy,…

Q: Compared with a smaller cell, a larger cell of the sameshape has(A) less surface area.(B) less…

A: Cell is the basic membrane bound unit that contains the fundamental molecules of life that is why it…

Q: The rate of diffusion increases if thea. concentration gradient decreases.b. temperature of a…

A: The process of diffusion is defined as the movement of solutes from its higher concentration to…

Q: From the list below choose all which apply to the process of diffusion.  A. Requires energy B.…

A: Diffusion refers to a process where the substance passes through a membrane without the aid of amy…

Q: Cells move polar molecules across the cell membrane against a concentration gradient using…

A: Structure and function of cells determined by internal vs. external concentrations of molecules.  A…

Q: Cystic fibrosis usually results in chloride channels that do not work properly. This leads to many…

A: Introduction:-  In normal cells the CFTR gene does the function of moving chloride ion from the…

Q: The principal force driving movement in diffusion is __________. a. temperature b. particle size c.…

A: Diffusion is the process that helps in the movement of substances in and out of the cells and it…

Q: The sodium-potassium pump helps to maintain electrolyte gradients through use of ATP. Which of the…

A: Introduction : The Sodium– Potassium Pump Are Present In Many Cells On The Plasma Membrane Or Cell…

Q: What kind of membrane proteins trigger a change in cellular activity in response to a stimulus?   A.…

A: Stimulus - Stimulus is defined as the foreign particle which influences the cell to respond to the…

Q: Which one of the following structures between two adjacent cells is an effective transport pathway?…

A: All living cells are divided into eukaryotic or prokaryotic cells. Plant cells are eukaryotic cells,…

Q: Why is diffusion effective only over short distances? Because the longer the distance between two…

A: It serves as a barrier for the free movement of molecules across the cell. The transport of…

Q: Differentiate between the following:(a) Diffusion and Osmosis(b) Transpiration and Evaporation

A: Passive transport is the type of transport where a molecule is transported along its concentration…

Q: If magnesium ions are in higher concentration outside the cell, they would move into the cell by the…

A: Movement across the membrane happens through two pathways. Active mechanism and passive mechanism.…

Q: Diffusion means that a)  smaller particles move across the membrane faster. b)  all particles…

A: The movement of particles from an area of higher concentration to an area of lower concentration…

Q: Our cells need glucose for energy. When blood glucose is low, glucose must still be moved into our…

A: Transportation is a necessary, natural, and physiological activity that happens in all higher…

Q: The cytoplasmic connections from cell to cell are known as:   A middle lamella B…

A: The cell wall is an outer protective membrane in many cells including plants, algae, and fungi. The…

Q: When a semipermeable sac filled with a solution containing 10% glucose is immersed in water, the…

A: Osmosis is the process by which the solvent (water) molecule will move from lower water potential…

Q: Trans bilayer diffusion is also calleda) Facilitated diffusionb) Lateral diffusionc) Flip flopd)…

A: Diffusion is the process of passing of the molecules through the cell membrane according to their…

Q: CELL MEMBRANE Low Concentration of Substances Outside Cell Cell Membrane Inside Cell High…

A: Transportation is the movement of molecules across plasma membrane.

Q: A researcher is studying White Blood Cells (Leukocytes) of a patient infected with Tuberculosis…

A: Exocytosis : It is a process in which a cell removes the excretory substances or other cellular…

Q: A transport protein requires ATP to pump sodium ions across a membrane. This is a case of_______ .…

A: The act or the means by which a molecule or ion is moved across the cell membrane or via the…

Q: facilitated diffusion could hap охудen gas

A: Simple diffusion doesn't require energy: A source of ATP is needed for facilitated diffusion. Simple…

Q: A cell exposed to a hypertonic environment will ________ by osmosis.a. gain water b. lose water c.…

A: A cell is defined as the smallest and basic building block of all living things. A membrane that is…

Q: The main difference between plant and animal cells is:   A Plant cells has small vacuoles…

A: Plant cells are eukaryotic cells that are present in green plants. On the other hand, an animal cell…

Q: A laboratory technician accidentally places red blood cells in a hypertonic solution. What happens?…

A: A laboratory technician accidentally places red blood cells in a hypertonic solution. What happens?…

Q: Does polarity affect the rate of diffusion? Explain your answer using scientific principles

A: Molecules travel through pores in cell membranes during the diffusion process. Assume that if a…

Q: Which of the following transport mechanisms requires energy? A) facilitated diffusion B) osmosis C)…

A: The cell membrane is a selectively permeable membrane such that it allows only certain molecules to…

Q: what do you think scientists mean when they say that the cell membrane is fluid

A: The inner region of the cell is separated from the outer environment by a protective membrane…

Q: Which statement correctly describes a difference between simple diffusion and facilitated diffusion?…

A: Simple diffusion permits the passage of only small and nonpolar molecules across the plasma…

Q: A hypertonic glucose solution A. Causes cell hemolysis…

A: The solution is a fluid combination of two different components in which the minor segment is solute…

Q: he principal force driving movement in diffusion is: a) gravity b) random movement of particles in…

A: Diffusion is defined as the movement of particles from region of higher concentration to a lower…

Q: Which of the following statements is correct about passive diffusion? Select one:  A) It is a…

A: There are different ways to move the minerals and ions to and fro the cell. The cell membrane is the…

Q: Which is an example of diffusion of oxygen?   a. Movement of oxygen from the lungs into the blood…

A: Blood acts as a medium for transporting gases, for example, O2 (oxygen) and CO2 (Carbon dioxide). It…

Q: How does the size of a solute affect the rate of diffusion? Consider the size and shape of a…

A: Diffusion is the passive movement of substances or particles like atoms, ions or molecules from a…

Q: Using Osmosis, Balance, Compartment, Cell, Water, Permeability, and Membrane in your explanation.…

A: The above-bolded lines are taken from the poem "The Rime of the Ancient Mariner" by Taylor…

Q: Imagine you get two containers. One is wide and the other one is narrow. Fill both container with…

A: Diffusion is passive process of movement of particles from regions of high concentration to regions…

Q: Apply the concept of diffusion to predict the movement of molecules.

A: Most of the biological membranes are involved in transportation of various substances to carry out…

Q: a)  Difference between Endocytosis and exocytosis  b) Difference between DNA vs RNA vs Protein c)…

A: a) Endocytosis is the process of capturing a substance or particle from outside the cell by…

Q: Which of the following processes is depicted in the diagram? ++++ ++++ ++++ ++++ ++ Low + + High + O…

A: The movement of chemicals across a biological membrane from a high-concentration location to a…

Q: This type of passive transport : •does not require ATP •uses transport proteins to increase the rate…

A: Passive transport Substances are allowed to cross the cell membrane without any input of energy.…

Q: We get iodine in our diet but over 99% of it ends up in our thyroid gland with very little in the…

A: The main function of the thyroid gland is to utilise iodine and form thyroid hormones. These are…

Q: 5. The crowed left after the match , but one of them forget its coat and had to return between the…

A: Passive transport is the transport of ions down their electrochemical gradient without the spending…

Q: a membrane protein that moves molecules across a membrane. What type of transport could that protein…

A: Diffusion is passive and can occur from one part to another or from cell to cell or over short…

Q: Facilitated diffusion moves objects from... A. a LOWER concentration area to a HIGHER concentration…

A: Water water soluble substances and gaseous components are transported across the cells by various…

Q: Molecules that are too large to be moved across a cell membrane can enter the cell by? A. Diffusion…

A: The movement of particles (solute) across or through a membranous barrier is referred to as membrane…

Q: The greater the magnitude of the concentration gradient:   a.  the more rapid the rate of…

A: Concentration gradient refers to the magnitude of the difference between the concentration of two…