The transport process a cell uses depends on its specific needs. For example, glucose is required by both red plood cells and the epithelial cells in the gut, but one cell type uses facilitated diffusion while the other uses active transport. Hypothesize which cells would use which mode of transport. Explain your answer.
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- Which is incorrect about the plasma membrane? a. It has a hydrophobic interior and hydrophilic region that faces water. b. Cholesterol affects the fluid nature of the membrane. c. Proteins embedded in the lipid bilayer do not move. d. It surrounds all living cellsUse the property of particle size to explain the selective-permeability of cell membranes.The image illustrates passive and active transport across the cell membrane. (Use the diagram to answer questions A-D) A. 1. Which section represents facilitated diffusion?2. Explain why or how can you tell?3. Does the cell expend energy in this transport?4. Why or why not?5. What type of solute molecules may be moved by this type of transport? B. 1. Which section shows active transport?2. Explain why or how can you tell?3. Does the cell expend energy in this transport?4. Why or why not? C. 1. Which section shows diffusion?2. What type of solute molecules may be moved by this type of transport? D. Which of these sections are considered passive transport? Explain.
- Which is a passive transport process? a. Receptor-mediated endocytosis b. Ion pump c. Pinocytosis d. Phagocytosis e. OsmosisThe image illustrates passive and active transport across the cell membrane. (Use the diagram to answer questions A-C) A. 1. Which section shows active transport?2. Explain why or how can you tell?3. Does the cell expend energy in this transport?4. Why or why not? B. 1. Which section shows diffusion?2. What type of solute molecules may be moved by this type of transport? C. Which of these sections are considered passive transport? Explain.Which statement correctly describes a difference between simple diffusion and facilitated diffusion? A. Facilitated diffusion uses a protein; while simple diffusion does not B. simple diffusion is used to transport small molecules and facilitated diffusion is not C. simple diffusion moves molecules against a concentration gradient and facilitated diffusion moves molecules along a gradient D. Facilitated diffusion uses energy and simple diffusion does not
- Which statement is NOT true of membrane transport • proteins? A. Their specificity depends on their three-dimensional structure. B. They are responsible in some cases for facilitated diffusion. C. They are responsible in some cases for active transport. D. They produce a chemical change in the molecules they are transporting.Name the two main constituents of plasma membrane and show how they are arranged by means of a digram .In 5 to 10 sentences. Explain how transport mechanism in cells works.
- Give typing answer with explanation and conclusion Which of the following type of transport is specific to eukaryotes? -Active Transport -Osmosis -Diffusion -Phagocytosis -Facilitated diffusionIn your opinion, between cytoskeleton filaments and motor proteins which element is more important during mitosis. In your answer, evaluate the role of either to support your argument.Which is a passive transport process? Receptor-mediated endocytosis Ion pump Pinocytosis Phagocytosis Osmosis