Principles of Human Physiology (6th Edition)
6th Edition
ISBN: 9780134169804
Author: Cindy L. Stanfield
Publisher: PEARSON
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Textbook Question
Chapter 4.3, Problem 4.3.1QC
In simple diffusion, do individual molecules always go down their concentration gradient? Why or why not?
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Chapter 4 Solutions
Principles of Human Physiology (6th Edition)
Ch. 4.1 - What is the difference between passive transport...Ch. 4.1 - Prob. 4.1.2QCCh. 4.1 - Prob. 4.1.3QCCh. 4.1 - Determine the direction of the electrical driving...Ch. 4.1 - Assume that sodium and calcium ions are being...Ch. 4.1 - Refer to Table 4.1 for intracellular and...Ch. 4.3 - In simple diffusion, do individual molecules...Ch. 4.3 - Prob. 4.3.2QCCh. 4.3 - Prob. 4.3.3QCCh. 4.3 - What is the difference between a channel and a...
Ch. 4.3 - Prob. 4.4.2QCCh. 4.3 - Prob. 4.4.3QCCh. 4.4 - Prob. 4.5.1QCCh. 4.4 - Prob. 4.5.2QCCh. 4.4 - Prob. 4.5.3QCCh. 4.6 - Name the three types of endocytosis. Which type(s)...Ch. 4.6 - Prob. 4.6.2QCCh. 4.7 - Prob. 4.7.1QCCh. 4.7 - Prob. 4.7.2QCCh. 4.7 - Prob. 1CTQCh. 4.7 - Prob. 2CTQCh. 4.7 - Prob. 3CTQCh. 4 - Prob. 1ECh. 4 - Prob. 2ECh. 4 - Prob. 3ECh. 4 - Prob. 4ECh. 4 - Prob. 5ECh. 4 - Prob. 6ECh. 4 - Prob. 7ECh. 4 - Movement of Na+ in sodium-linked glucose...Ch. 4 - Prob. 9ECh. 4 - Prob. 10ECh. 4 - Which of the following transport mechanisms...Ch. 4 - Substances that cross cell membranes by simple...Ch. 4 - Prob. 13ECh. 4 - Prob. 14ECh. 4 - Prob. 15ECh. 4 - Prob. 16ECh. 4 - Prob. 17ECh. 4 - Prob. 18ECh. 4 - Describe the various factors that determine...Ch. 4 - Explain the mechanism of glucose absorption by...Ch. 4 - Prob. 21ECh. 4 - Prob. 22ECh. 4 - Prob. 23ECh. 4 - Prob. 24ECh. 4 - Prob. 25ECh. 4 - Prob. 26ECh. 4 - Prob. 27E
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- The principal force driving movement in diffusion is______. a. temperature b. particle size c. concentration gradient d. membrane surface areaarrow_forwardWhich of the following methods of transport is being used to transfer the substance into the cell in the accompanying graph? a. diffusion down a concentration gradient b. osmosis c. facilitated diffusion d. active transport e. vesicular transport f. It is impossible to tell with the information provided.arrow_forwardWhy is it advantageous for the cell membrane to be fluid in nature?arrow_forward
- What is the differences between simple and facilitated diffusion?arrow_forwardhow are simple diffusion and facilitated diffusion similar? how are they different? how are facilitated diffusion and active transport similar? how are they different?arrow_forwardHow does facilitated diffusion differ from simple diffusion?arrow_forward
- What two properties must a substance typically have to be capable of simple diffusion across a cell membrane? If a substance does not have these properties, can it still cross a cell membrane? How?arrow_forwardWhich of the following is inversely related to the rate of diffusion for certain substance: a- Diffusion coefficient b- Area available for diffusion C- Width of cell membrane d- Different in concentration for the substancearrow_forwardWhat do diffusion, facilitated diffusion, and osmosis have in common? In what way do they differ?arrow_forward
- What do diffusion and osmosis have in common? How are they different from active transport? In the nervous system, where can you find examples of each of these?arrow_forwardTwo dyes were placed on a medium that allowed for diffusion. The molecular weight of dye A is 793 g/mol and the molecular weight of dye B is 496 g/mol, which one of these dyes would diffuse faster? Explain. If we were to measure diffusion rate over time, do you think it would change or stay consistent? If you think diffusion rate changes over time, why does it slow down or stop completely?arrow_forwardwhat is simple and facilitated diffusion?arrow_forward
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