Biological Science (6th Edition)
6th Edition
ISBN: 9780321976499
Author: Scott Freeman, Kim Quillin, Lizabeth Allison, Michael Black, Emily Taylor, Greg Podgorski, Jeff Carmichael
Publisher: PEARSON
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Chapter 6, Problem 7TYU
In terms of structure, how do channel proteins differ from carrier proteins?
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Describe the difference between carrier proteins and channel proteins. What is required for the passive transport of molecules through these membrane proteins?
Multi-adhesive matrix proteins form adhesive bridges between what type of components or structures? Give an example of such an ECM protein?
Discuss the following statement: “The differences between a channel and a transporter are like the differences between a bridge and a ferry.”
Chapter 6 Solutions
Biological Science (6th Edition)
Ch. 6 - 1. How do the phospholipids in archaea differ from...Ch. 6 - If a solution surrounding a cell is hypertonic...Ch. 6 - Prob. 3TYKCh. 6 - 4. Integral membrane proteins are anchored in...Ch. 6 - 5. Cooking oil lipids consist of long, unsaturated...Ch. 6 - Prob. 6TYUCh. 6 - 7. In terms of structure, how do channel proteins...Ch. 6 - 8. Suppose a cell is placed in a solution with a...Ch. 6 - 9. PROCESS OF SCIENCE In an experiment, you create...Ch. 6 - Prob. 10TYPSS
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- Where on a membrane would you find peripheral proteins? List at least 3 of the functions of peripheral proteins.arrow_forward(a) Describe permeability of a phospholipid bilayer for the following molecules. Use terms: non-permeable, high permeability, medium permeability. N2, O2, Na+, glucose, sucrose (disaccharide), glycogen, H2O, KCl, K+, Mg2+, glycine and protein (b) Discuss the role of carbonic anhydrase in CO2 transport. (c) Discuss the cause of ‘cold denaturation’ of proteins.arrow_forwardWhat are the types of transmembrane proteins that allow for the movement of substances across biological membranes?arrow_forward
- How commonly do specific lipidmolecules associate with membraneproteins to regulate their function?arrow_forwardHow are the ER and Golgi involved in membrane creation? (Think about lipid synthesis and distribution). What are the characteristics of Sphingolipid and cholesterol in the membrane? What does it do to the membrane? Explain raft formation.arrow_forwardWhat is the structure of the translocation channel that allows transfer of proteins across the membrane bilayer? In particular, is the channel so narrow that proteins can pass through only in an unfolded state, or will it accommodate folded protein domains?arrow_forward
- What are the four classifications of membrane proteins? How is each positioned with respect to the bilayer?arrow_forwardDefine channel proteinarrow_forwardA red blood cell with an intracellular fluid (ICF) concentration of 280 mmol/L, is placed into an environment were the concentration of the extracellular fluid (ECF) is 305 mmol/L. As a result, water will move across the cell/plasma membrane. a) Name the process by which water moves b) Describe the overall direction of movement of the water. Answer choices: (i) From outside the cell to inside the cell (ii) From inside the cell to outside the cell, or (iii) Equally, into and out of the cell iii Explain your reasoning for your answer to part (c). 1In your answer you must describe the environment on both sides of the membrane, and use 3 of the following 4 terms correctly; hypertonic, hypotonic, lower solute concentration, higher solute concentrationn (2pts -Correct use of biological terminology, and correct spelling is essential. Edit View Insert Format Tools Table 12pt v Paragraph BIUA ...arrow_forward
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