Web13 de jan. de 2016 · The process that could move sodium out of the cell is the active transport. Explanation; -Active transport involves the movement of particles or molecules across a membrane against a concentration gradient (from a region of their lower concentration to a region of their higher concentration). WebThere are many other solutes that must undergo facilitated diffusion to move into a cell, such as amino acids, or to move out of a cell, such as wastes. Figure 3.1.4 – Facilitated Diffusion: (a) Facilitated diffusion of substances crossing the cell (plasma) membrane takes place with the help of proteins such as channel proteins and carrier proteins.
Chapter 5: The Working Cell Flashcards Quizlet
Web13 de ago. de 2024 · Osmosis is the diffusion of water molecules across a semipermeable membrane from an area of lower concentration solution (i.e., higher concentration of water) to an area of higher concentration solution (i.e., lower concentration of water). Water moves into and out of cells by osmosis. If a cell is in a hypertonic solution, the solution has a ... WebThis protein uses the energy released from hydrolysis of ATP (adenosine triphosphate) to pump three sodium ions out of and two potassium ions into the cell. ATP is an energy molecule, and when hydrolysis happens, it gets broken down to release the energy that … hilary park school
The cell membrane - Transport across membranes - BBC Bitesize
WebHow can the cell move sodium out of the cell? (Explain your answer.) a. passive transport b. receptor-mediated endocytosis c. active transport d. facilitated diffusion. ... Osmosis … Web28 de fev. de 2024 · Sodium ions are pushed out the membrane to the outside of the cell, when the protein changes shape. Two potassium ions bind to the protein and are then transported through the membrane to the inside of the cell, when the protein changes shape. The phosphate detaches from the protein, to resynthesises into ATP. Answer link. WebAn enzyme called sodium-potassium-activated ATPase has been shown to be the sodium-potassium pump, the protein that transports the ions across the cell membrane while splitting ATP. Widely distributed in the animal kingdom and always associated with the cell membrane, this ATPase is found at high concentration in cells that pump large amounts ... small yeti with handle