sides 1, 2, 4 and 6mm. a Calculate the volume, surface area and ratio of surface area to volume. b State the effect on the SA:V ratio of it increases in size. c Explain the effect of increasing cell the efficiency of diffusion in the remo

Q: Among the membrane transporters, the channels require energy and therefore are involved in active…

A: Channel protein form pores through membrane allowing the free diffusion of any molecule of the…

Q: How does the intensity of facilitated diffusion vary in relation to the concentration of the moved…

A: Facilitated diffusion is a passive movement of substances through membrane proteins. The process is…

Q: The small capillaries in the lungs are in close contact with the alveoli. A red blood cell takes up…

A: Diffusion coefficient: Diffusion coefficient is considered as the measure of ability for a molecule…

Q: Describe the effect of a blocker of cellular ATP production (e.g. anoxia plus sodium fluoride) on…

A: Considering the case as mentioned i.e. anoxia which refers to the oxygen Deficiency in cell. Here…

Q: Fast block to polyspermy is achieved by

A: Polyspermy: Poly is short for "many" and spermy for "sperms." It is a situation in which more than…

Q: Choose answer of the following Which of the following is incorrect regarding facilitated…

A: The semipermeable membrane allows selective molecules to pass through it. It enables the exchange of…

Q: Does diffusion require energy to occur

A: Diffusion is a kind of transport in which dissolved substances or particles move from region of…

Q: Indicate which of the following provides an example of diffusion by answering yes or no. A sugar…

A: Diffusion is a process in which the movement of substance is from the area of the high concentration…

Q: Indicate which of the following provides an example of diffusion by answering yes or no. A crystal…

A: Diffusion is a phenomenon in which the molecules move from a region of higher concentration to the…

Q: Describe the two factors necessary for diffusion to occur.

A: Diffusion is the movement of a substance from an area of high concentration to an area of low…

Q: Identify and explain two examples of diffusion you have experienced. Provide specific details in…

A: The net passive transportation of molecules from higher concentration areas to the lower…

Q: What is NOT true about facilitated diffusion? O the process often requires energy from ATP net flow…

A: Introduction: Passive transport known as "facilitated diffusion" occurs when a material is moved…

Q: Acclimatizations are usually reversible. Explain with an example?

A: Living organisms survive in a range of environmental conditions by changing their certain…

Q: You have 3 cubes, A, B, and C. They have surface to volume ratios of 3:1, 5:2, and 4:1 respectively.…

A: Diffusion is the movement of ions, molecules from the region of high concentration to the region of…

Q: Predict the movement of molecules in diffusion andosmosis.

A: The cell is the basic structural and functional unit of our body. It carries out many functions in…

Q: Explain the characteristics and the mechanism of the secondary active transport then compare and…

A: Introduction All higher species, including plants, animals, and people, engage in transportation as…

Q: Here is a chloride cell in the gill epithelium of a fish. For reference, NKA = Na+/K+ ATPaseNKCC =…

A: Co transporters are a type of membrane proteins and they are capable of moving solutes up or down…

Q: Describe the two types of passive transport. Explain what kind of proteins are required for each…

A: Types of passive transport :-

Q: Osmosis is the flow of solution from higher concentration to a solution of lower concentration…

A: Osmosis is a passive movement which means that it does not consume the metabolic energy for the…

Q: Define diffusion and describe the factors that influence the rate of diffusion.

A: Diffusion: It is movement of the substance from the region of higher concentration to the lower…

Q: Concerning the process of diffusion, at equilibriuma. the net movement of solutes stops.b. random…

A: Diffusion is the net movement of the molecules from an area of high concentration to an area of a…

Q: For each scenario, choose which boundary condition would be appropriate. Consider and list what…

A: Blood is a liquid connective tissue, essential for transporting things throughout the body. It is…

Q: Transport of biomolecules to tissues takes place through capillary walls by both convection and…

A: The process of heat transfer via bulk movement of molecules inside fluids is known as convection.…

Q: In lab this week, you will draft a methods section of a report in your worksheet with your team.…

A: The question is about the key components that should be included in the methods section of a…

Q: Interpret the effect of hyperkalemia with reference to Goldman’s equation. a) What happens to rate…

A: Introduction  Hyperkalemia refers to a condition in which there is an elevated level of potassium…

Q: The Na/K pump in epithelium cells that line the gut is an example of ______ transport and helps __…

A: The Na/K pump remain present on the outer plasma membrane of the cell. It is considered as an…

Q: qualitative thinking: For diffusion, we need to keep straight the difference between diffusion rate…

A: Diffusion The movement of molecules across cell membrane or cell wall according to the concentration…

Q: Did you correctly calculate the diffusion rate? Time (min) 10 20 30 Time (min) 0-10 0-20 0-30…

A: The number of diffusing molecules inside the cell changes over time, and this is measured by the…

Q: Dialysis bags were filled with various concentrations of starch and placed into beakers with 15%…

A: The solvent moves from high solvent concentration to low solvent concentration across a semi…

Q: Facilitated diffusion differs from active transport in thatfacilitated diffusiona. expends no ATP.b.…

A: The cell membrane is semipermeable and allows only certain molecules transportation from in and out…

Q: Indicate whether the following statements are true or false. If a statement is false, explain why it…

A: The statements provided pertain to various aspects of cell biology and membrane structure. By…

Q: Show and explain three major differences between the simple and facilitated diffusion. Base your…

A: Simple and facilitated diffusion are the types of transport through which molecules are transferred…

Q: Explain the function of a fluid-transport/circulatory system.  How does it relate to diffusion?

A: Fluid transport/Circulatory system: The circulatory system is responsible for the transportation of…

Q: 8. How is the Nat channel different from the Na+/K ATPase? Which of the diffusion and which one is…

A: The movement of any substance from its lower concentration towards its higher concentration that is…

Q: Describe the shape of transporting cells observed. Was it simple or stratified? Are the junctions…

A: The outermost surface of the external and internal body surface is known as the epithelium. It is…

Q: Which of the following statements about "leak channels" in the plasma mem- brane is correct? A.…

A: Introduction - The sodium ions concentration inside the cell is low, while the sodium ions…

Q: Of the following options, which does NOT increase the rate of diffusion? O larger surface area O…

A: Diffusion is a phenomenon through which the molecules move from higher concentration to lower…