Study Objective 2: SO 3.2.2 Explain the concept of selective permeability. Answer: b Difficulty: Medium Study Objective 1: SO 3.2 Describe the structure and functions of the plasma membrane. d) Neither the head nor tail groups are nonpolar. Section Reference 1: Sec 3.2 The Plasma MembraneĤ) What are the nonpolar parts of phospholipids? a) phosphate-containing head groups b) fatty acid tail groups c) Both the head and tail groups are nonpolar. Answer: d Difficulty: Medium Study Objective 1: SO 3.2 Describe the structure and functions of the plasma membrane. e) phospholipids, cholesterol, and proteins. d) phospholipids, cholesterol, and glycolipids. c) cholesterol, triglycerides, and glycolipids.
b) proteins, cholesterol, and fatty acids. Solution: The fluid mosaic model states that the molecular arrangement of the plasma membrane resembles an ever-moving sea of fluid lipids containing a mosaic of many different proteins.ģ) The three main components of the lipid bilayer portion of a plasma membrane are a) phospholipids, glycoproteins, and water. Section Reference 1: Sec 3.2 The Plasma Membrane Answer: Difficulty: Medium Study Objective 1: SO 3.2 Describe the structure and functions of the plasma membrane. Section Reference 1: Sec 3.1 Parts of a CellĢ) Briefly describe the fluid mosaic model. Derrickson) Package Title: Testbank Course Title: PAP 14 Chapter Number: 03ġ) What are the three main parts of a eukaryotic cell? a) plasma membrane, organelles, cytoplasm b) plasma membrane, organelles, nucleus c) plasma membrane, cytoplasm, organelles d) plasma membrane, cytoplasm, nucleus e) plasma membrane, cytosol, organelles Answer: d Difficulty: Medium Study Objective 1: SO 3.1 Name and describe the three main parts of a cell. Principles of Anatomy and Physiology, 14th Edition Tortora Test Bank Completed download: (This is completed downloadable package TEST BANK for Principles of Anatomy and Physiology, 14th Edition by Gerard J.
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