Human Physiology: An Integrated Approach (7th Edition)
7th Edition
ISBN: 9780321981226
Author: Dee Unglaub Silverthorn
Publisher: PEARSON
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Chapter 3, Problem 3RQ
Summary Introduction
To determine: The two primary
Introduction: Biological membranes are important for protection and functioning of the cells. Human cells have a cell membrane that is made up of biomolecules. These biomolecules are proteins and lipids. Certain carbohydrates are also embedded in the extracellular matrix of the cell.
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What is the function of Integral membrane
proteins?
Identify the three different types of membrane proteins.
Proteins which are only on one side of the plasma membrane and may not interact with the phospholipids directly. The proteins are often involved in intracellular signialing.
a) cholesterol
b) peripheral protein
c) integral proteins
D) glycolipid
Chapter 3 Solutions
Human Physiology: An Integrated Approach (7th Edition)
Ch. 3 - Name three types of lipids found in cell...Ch. 3 - Describe three types of membrane proteins and how...Ch. 3 - Why do phospholipids in cell membranes form a...Ch. 3 - How many phospholipid bilayers will a substance...Ch. 3 - Name the three sizes of cytoplasmic protein...Ch. 3 - How would the absence of a flagellum affect a...Ch. 3 - Prob. 7CCCh. 3 - Prob. 8CCCh. 3 - What is the function of motor proteins?Ch. 3 - What distinguishes organelles from inclusions?
Ch. 3 - Prob. 11CCCh. 3 - Prob. 12CCCh. 3 - Prob. 13CCCh. 3 - Prob. 14CCCh. 3 - Examining tissue from a previously unknown species...Ch. 3 - Prob. 16CCCh. 3 - Prob. 17CCCh. 3 - Prob. 18CCCh. 3 - Prob. 19CCCh. 3 - Name two properties that distinguish endocrine...Ch. 3 - The basal lamina of epithelium contains the...Ch. 3 - You look at a tissue under a microscope and see a...Ch. 3 - Prob. 23CCCh. 3 - What is the distinguishing characteristic of...Ch. 3 - Prob. 25CCCh. 3 - Name six types of connective tissues.Ch. 3 - Prob. 27CCCh. 3 - Why does torn cartilage heal more slowly than a...Ch. 3 - Prob. 29CCCh. 3 - Prob. 1RQCh. 3 - In 1972, Singer and Nicolson proposed the fluid...Ch. 3 - Prob. 3RQCh. 3 - Prob. 4RQCh. 3 - Define cytoskeleton. List five functions of the...Ch. 3 - Match each term with the description that fits it...Ch. 3 - Prob. 7RQCh. 3 - Match each organelle with its function:Ch. 3 - Prob. 9RQCh. 3 - Prob. 10RQCh. 3 - List the four major tissue types. Give an example...Ch. 3 - Prob. 12RQCh. 3 - Prob. 13RQCh. 3 - Prob. 14RQCh. 3 - Prob. 15RQCh. 3 - Prob. 16RQCh. 3 - Which would have more rough endoplasmic reticulum:...Ch. 3 - A number of organelles can be considered vesicles....Ch. 3 - Prob. 19RQCh. 3 - Prob. 20RQCh. 3 - Prob. 21RQCh. 3 - Prob. 22RQCh. 3 - Explain how inserting cholesterol into the...Ch. 3 - Prob. 24RQCh. 3 - Prob. 26RQCh. 3 - Prob. 27RQCh. 3 - Prob. 28RQCh. 3 - Prob. 29RQCh. 3 - One result of cigarette smoking is paralysis of...Ch. 3 - Prob. 31RQCh. 3 - Prob. 32RQ
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- Which one of the following will have the least difficulty in crossing the plasma membrane? a) Na+ b) Cl- c) fatty acids d) all of thesearrow_forwardProteins 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_forwardWhich are the two classes of membrane proteins?arrow_forward
- The 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_forwardWhat roles do cholesterol, glycoproteins, and glycolipids play in the plasma membrane?arrow_forwardWhat are the four classifications of membrane proteins? How is each positioned with respect to the bilayer?arrow_forward
- What are the five roles that proteins can play as part of the plasma membrane?arrow_forwardDescribe the structure and function of the three types of junctions found between cells.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
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The Cell Membrane; Author: The Organic Chemistry Tutor;https://www.youtube.com/watch?v=AsffT7XIXbA;License: Standard youtube license