Campbell Biology, Books a la Carte Plus Mastering Biology with Pearson eText -- Access Card Package (11th Edition)
11th Edition
ISBN: 9780134454665
Author: Lisa A. Urry, Michael L. Cain, Steven A. Wasserman, Peter V. Minorsky, Jane B. Reece
Publisher: PEARSON
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Textbook Question
Chapter 7, Problem 2TYU
According to the fluid mosaic model of membrane structure, proteins of the membrane are mostly
- (A) spread in a continuous layer over the inner and outer surfaces of the membrane.
- (B) confined to the hydrophobic interior of the membrane.
- (C) embedded in a lipid bilayer.
- (D) randomly oriented in the membrane, with no fixed inside-outside polarity.
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Chapter 7 Solutions
Campbell Biology, Books a la Carte Plus Mastering Biology with Pearson eText -- Access Card Package (11th Edition)
Ch. 7.1 - VISUAL SKILLS Carbohydrates are attached to...Ch. 7.1 - WHAT IF? How would the membrane lipid composition...Ch. 7.2 - What property allows O2 and CO2 to cross a lipid...Ch. 7.2 - VISUAL SKILLS Examine Figure 7.2. Why is a...Ch. 7.2 - MAKE CONNECTIONS Aquaporins exclude passage of...Ch. 7.3 - How do you think a cell performing cellular...Ch. 7.3 - WHAT IF? If a Paramecium swims from a hypotonic...Ch. 7.4 - Sodium-potassium pumps help nerve cells establish...Ch. 7.4 - VISUAL SKILLS Compare the sodium-potassium pump...Ch. 7.4 - MAKE CONNECTIONS Review the characteristics of...
Ch. 7.5 - As a cell grows, its plasma membrane expands. Does...Ch. 7.5 - DRAW IT Return to Figure 7.9, and circle a patch...Ch. 7.5 - Prob. 3CCCh. 7 - In what ways are membranes crucial to life?Ch. 7 - How do aquaporins affect the permeability of a...Ch. 7 - What happens to a cell placed in a hypertonic...Ch. 7 - ATP is not directly involved in the functioning of...Ch. 7 - Which type of endocytosis involves the binding of...Ch. 7 - In what way do the membranes of a eukaryotic Cell...Ch. 7 - According to the fluid mosaic model of membrane...Ch. 7 - Which of the following factors would tend to...Ch. 7 - Which of the following processes includes all the...Ch. 7 - Prob. 5TYUCh. 7 - DRAW IT An artificial "cell" consisting of an...Ch. 7 - EVOLUTION CONNECTION Paramecium and other...Ch. 7 - Prob. 8TYUCh. 7 - SCIENCE, TECHNOLOGY, AND SOCIETY Extensive...Ch. 7 - WRITE ABOUT A THEME: INTERACTIONS A human...Ch. 7 - SYNTHESIZE YOUR KNOWLEDGE In the supermarket,...
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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
- Proteins may be bound to the exoplasmic or cytosolic face of the plasma membrane by way of covalently attached lipids. What are the three types of lipid anchors responsible for tethering proteins to the plasma-membrane bilayer? Which type is used by cell-surface proteins that face the external medium? By glycosylated proteoglycans?arrow_forwardwhat purpose does the plasma membrane’s hydrophobic interior serve?arrow_forwardWhich of the following lipid components of the eukaryotic plasma membrane would be associated with the highest membrane fluidity? a triglyceride with unbranched, saturated, short-chain fatty acids a monoglyceride with unbranched, saturated, short-chain fatty acids a triglyceride with unbranched, saturated, long-chain fatty acids a monoglyceride with branched, unsaturated, short-chain fatty acids a diglyceride with unbranched, saturated, long-chain fatty acidsarrow_forward
- What are the functional significance of the fluidity of a cell membrane?arrow_forwardDefine the term Diffusion Through the Lipid Bilayer?arrow_forwardFor a protein to be an integral membrane protein, it would have to be amphipathic, which means that it ________. has only hydrophilic regions has only hydrophobic regions has both hydrophilic and hydrophobic regions exposed on only one surface of the membranearrow_forward
- Which of the following best describes an integral membrane protein? A.A protein that has an extracellular domain, a membrane-spanning domain that spans the lipid bilayer of the plasma membrane, and an intracellular domain. B.A protein that peripherally associates with the membrane via ionic interactions another protein embedded in the membrane. C.A protein that is soluble in the cytoplasm. D.A protein that peripherally associates with the membrane via ionic interactions between polar charged amino acids and the polar head groups of the phospholipids in the membrane.arrow_forwardWhat type of plasma membrane protein provides the means for moving materials across the plasma membrane? What are three subtypes?arrow_forwardWhich of the following statements is true of membrane proteins? a) They are suspended on the surface of the membrane. b) They are partly embedded in the bilayer c) They span across the bilayer and project from both sides d) Any of these are true, depending on the specific membrane protein.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_forwardWhat are the types of transmembrane proteins that allow for the movement of substances across biological membranes?arrow_forwardWhich of these structures would you expect to find as part of the transmembrane portion of an integral membrane protein? Structure B would be part of the transmembrane domain of an integral membrane protein. Structure C would be part of the transmembrane domain of an integral membrane protein. Structure A would be part of the transmembrane domain of an integral membrane protein.arrow_forward
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