CAMPBELL BIO&VALPK A/C MAST PKG
9th Edition
ISBN: 9780134784434
Author: TAYLOR & SIMON
Publisher: PEARSON
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Chapter 5, Problem 5TYK
The sodium concentration in a cell is 10 times less than the concentration in the surrounding fluid. How 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
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Students have asked these similar questions
Which process does not require cellular energy (and thus, it is a passive process)? a. primary active transport. b. carrier-mediated facilitated diffusion. c. endocytosis. d. exocytosis.
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Which of the following processes requires protein carriers to move materials up their concentration gradient?
____ a. active transport
____ b. osmosis
____ c. endocytosis
____ d. facilitated diffusion
Chapter 5 Solutions
CAMPBELL BIO&VALPK A/C MAST PKG
Ch. 5 - Fill in the following concept map to review the...Ch. 5 - Label the parts of the following diagram...Ch. 5 - Which best describes the structure of a cell...Ch. 5 - Prob. 4TYKCh. 5 - The sodium concentration in a cell is 10 times...Ch. 5 - The synthesis of ATP from ADP and a. stores energy...Ch. 5 - Facilitated diffusion across a membrane requires...Ch. 5 - What are the main types of cellular work? How does...Ch. 5 - Why is the barrier of the activation energy...Ch. 5 - Relate the laws of thermodynamics to living...
Ch. 5 - How do the components and structure of cell...Ch. 5 - Sometimes inhibitors can be harmful to a cell;...Ch. 5 - Cells lining kidney tubules function in the...Ch. 5 - SCIENTIFIC THINKING Mercury is known to inhibit...Ch. 5 - A biologist performed two series of experiments on...Ch. 5 - Organophosphates (organic compounds containing...
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- 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.arrow_forwardHow can substances be transported across a membrane against their concentration gradient? A. If the plasma membrane is fully hydrophobic. B. The plasma membrane is permeable to all small molecules. C. Some membrane proteins act as channels for specific molecules to enter the cell. D. Some membrane proteins are ATP-dependent carrier molecules.arrow_forwardA cell engulfing a relatively large particle will likely utilize a.exocytosis b.receptor-mediated endocytosis c.pinocytosis d.phagocytosisarrow_forward
- The movement of molecules from an area of low concentration outside of the cell membrane to an area of high concentration within a cell membrane is most likely which of the following types of transport? a. exocytosis b. diffusion c. endocytosis d. osmosisarrow_forward1. A researcher is studying White Blood Cells (Leukocytes) of a patient infected with Tuberculosis bacteria. He notices that the bacteria are in vesicles in the cytoplasm. How did the bacteria come to be inside the cell? a.Exocytosis b.Pinocytosis c.Receptor-mediated endocytosis d.Transcytosis Active transport must function continuously because ________________. a.facilitated transport opposes active transport b.not all membranes are amphiphilic c.diffusion is constantly moving solutes in opposite directions d.the cell needs ions outside the cell e.plasma membrane wear outarrow_forwardThe diffusion of water across a selectively permeable membrane is called? A. Active transport B. Facilitated diffusion C. Osmosis D. Cell membranearrow_forward
- Glucose is often present in very low concentrations in environments populated by microorganisms. To import the maximum amount of available glucose, cells use a. Receptor-mediated endocytosis b. Simple diffusion c. Osmosis d. Facilitated diffusionarrow_forwardProteins from the Golgi leave the cell using A. active transport. B. facilitated diffusion. C. exocytosis. D. endocytosis.arrow_forwardBased on your observations of the bubble film, what do you think scientists mean when they say that the cell membrane is fluid?arrow_forward
- The 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.arrow_forwardTypically, our cells have a high concentration of sodium ions outside and a low concentration of sodium ions inside. Sodium ions continue to move out of the cell by the process of: a) secondary active transport b) pinocytosis c) facilitated diffusion d)simple diffusion e) primary active transport f) osmosisarrow_forwardThe following table depicts the rate of transport of a molecule into a cell as the external concentrations are changed. Based on what you know about the characteristics of membrane transport, the molecule is most likely transported by: a) passive transport b) simple diffusion across the membrane c) facilitated diffusion d) active transportarrow_forward
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The Cell Membrane; Author: The Organic Chemistry Tutor;https://www.youtube.com/watch?v=AsffT7XIXbA;License: Standard youtube license