Becker's World of the Cell, Global Edition.
For courses in cell biology.Explore the world of the cellWidely praised for its strong biochemistry coverage and clear, easy-to-follow explanations and figures, Becker's World of the Cell provides a beautifully-illustrated, up-to-date introduction to cell biology concepts, processes, and applic...
Main Author: | |
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Other Authors: | , |
Format: | eBook |
Language: | English |
Published: |
Harlow, United Kingdom :
Pearson Education, Limited,
2017.
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Edition: | 9th ed. |
Subjects: | |
Online Access: | View fulltext via EzAccess |
Table of Contents:
- Front Cover
- About the Authors
- Brief Contents
- Detailed Contents
- Preface
- Acknowledgments
- Chapter 1: A Preview of Cell Biology
- 1.1: The Cell Theory: A Brief History
- Advances in Microscopy Allowed Detailed Studies of Cells
- The Cell Theory Applies to All Organisms
- 1.2: The Emergence of Modern Cell Biology
- The Cytological Strand Deals with Cellular Structure
- The Biochemical Strand Studies the Chemistry of Biological Structure and Function
- The Genetic Strand Focuses on Information Flow
- 1.3: How Do We Know What We Know?
- Biological "Facts" May Turn Out to Be Incorrect
- Experiments Test Specific Hypotheses
- Model Organisms Play a Key Role in Modern Cell Biology Research
- Well-Designed Experiments Alter Only One Variable at a Time
- Summary of Key Points
- Problem Set
- Key Technique: Using Immunofluorescence to Identify Specific Cell Components
- Human Connections: The Immortal Cells of Henrietta Lacks
- Chapter 2: The Chemistry of the Cell
- 2.1: The Importance of Carbon
- Carbon-Containing Molecules Are Stable
- Carbon-Containing Molecules Are Diverse
- Carbon-Containing Molecules Can Form Stereoisomers
- 2.2: The Importance of Water
- Water Molecules Are Polar
- Water Molecules Are Cohesive
- Water Has a High Temperature-Stabilizing Capacity
- Water Is an Excellent Solvent
- 2.3: The Importance of Selectively Permeable Membranes
- A Membrane Is a Lipid Bilayer with Proteins Embedded in It
- Lipid Bilayers Are Selectively Permeable
- 2.4: The Importance of Synthesis by Polymerization
- Macromolecules Are Critical for Cellular Form and Function
- Cells Contain Three Different Kinds of Macromolecular Polymers
- Macromolecules Are Synthesized by Stepwise Polymerization of Monomers
- 2.5: The Importance of Self-Assembly.
- Noncovalent Bonds and Interactions Are Important in the Folding of Macromolecules
- Many Proteins Spontaneously Fold into Their Biologically Functional State
- Molecular Chaperones Assist the Assembly of Some Proteins
- Self-Assembly Also Occurs in Other Cellular Structures
- The Tobacco Mosaic Virus Is a Case Study in Self-Assembly
- Self-Assembly Has Limits
- Hierarchical Assembly Provides Advantages for the Cell
- Summary of Key Points
- Problem Set
- Key Technique: Determining the Chemical Fingerprint of a Cell Using Mass Spectrometry
- Human Connections: Taking a Deeper Look: Magnetic Resonance Imaging (MRI)
- Chapter 3: The Macromolecules of the Cell
- 3.1: Proteins
- The Monomers Are Amino Acids
- The Polymers Are Polypeptides and Proteins
- Several Kinds of Bonds and Interactions Are Important in Protein Folding and Stability
- Protein Structure Depends on Amino Acid Sequence and Interactions
- 3.2: Nucleic Acids
- The Monomers Are Nucleotides
- The Polymers Are DNA and RNA
- A DNA Molecule Is a Double-Stranded Helix
- 3.3: Polysaccharides
- The Monomers Are Monosaccharides
- The Polymers Are Storage and Structural Polysaccharides
- Polysaccharide Structure Depends on the Kinds of Glycosidic Bonds Involved
- 3.4: Lipids
- Fatty Acids Are the Building Blocks of Several Classes of Lipids
- Triacylglycerols Are Storage Lipids
- Phospholipids Are Important in Membrane Structure
- Glycolipids Are Specialized Membrane Components
- Steroids Are Lipids with a Variety of Functions
- Terpenes Are Formed from Isoprene
- Summary of Key Points
- Problem Set
- Human Connections: Aggregated Proteins and Alzheimer's
- Key Technique: Using X-Ray Crystallography to Determine Protein Structure
- Chapter 4: Cells and Organelles
- 4.1: Where Did the First Cells Come From?.
- Simple Organic Molecules May Have Formed Abiotically in the Young Earth
- RNA May Have Been the First Informational Molecule
- Liposomes May Have Defined the First Primitive Protocells
- 4.2: Properties and Strategies of Cells
- All Organisms Are Bacteria, Archaea, or Eukaryotes
- There Are Several Limitations on Cell Size
- Bacteria, Archaea, and Eukaryotes Differ from Each Other in Many Ways
- 4.3: The Eukaryotic Cell in Overview: Structure and Function
- The Plasma Membrane Defines Cell Boundaries and Retains Contents
- The Nucleus Is the Information Center of the Eukaryotic Cell
- Mitochondria and Chloroplasts Provide Energy for the Cell
- The Endosymbiont Theory Proposes That Mitochondria and Chloroplasts Were Derived From Bacteria
- The Endomembrane System Synthesizes Proteins for a Variety of Cellular Destinations
- Other Organelles Also Have Specific Functions
- Ribosomes Synthesize Proteins in the Cytoplasm
- The Cytoskeleton Provides Structure to the Cytoplasm
- The Extracellular Matrix and Cell Walls Are Outside the Plasma Membrane
- 4.4: Viruses, Viroids, and Prions: Agents That Invade Cells
- A Virus Consists of a DNA or RNA Core Surrounded by a Protein Coat
- Viroids Are Small, Circular RNA Molecules That Can Cause Plant Diseases
- Prions Are Infectious Protein Molecules
- Summary of Key Points
- Problem Set
- Human Connections: When Cellular "Breakdown" Breaks Down
- Key Technique: Using Centrifugation to Isolate Organelles
- Chapter 5: Bioenergetics: The Flow of Energy in the Cell
- 5.1: The Importance of Energy
- Cells Need Energy to Perform Six Different Kinds of Work
- Organisms Obtain Energy Either from Sunlight or from the Oxidation of Chemical Compounds
- Energy Flows Through the Biosphere Continuously
- The Flow of Energy Through the Biosphere Is Accompanied by a Flow of Matter.
- 5.2: Bioenergetics
- Understanding Energy Flow Requires Knowledge of Systems, Heat, and Work
- The First Law of Thermodynamics States That Energy Is Conserved
- The Second Law of Thermodynamics States That Reactions Have Directionality
- Entropy and Free Energy Are Two Means of Assessing Thermodynamic Spontaneity
- 5.3: Understanding ∆G and Keq
- The Equilibrium Constant Keq Is a Measure of Directionality
- ∆G Can Be Calculated Readily
- The Standard Free Energy Change Is ∆G Measured Under Standard Conditions
- Summing Up: The Meaning of ∆G´ and ∆G˚´
- Free Energy Change: Sample Calculations
- Jumping Beans Provide a Useful Analogy for Bioenergetics
- Life Requires Steady-State Reactions That Move Toward Equilibrium Without Ever Getting There
- Summary of Key Points
- Problem Set
- Human Connections: The "Potential" of Food to Provide Energy
- Key Technique: Measuring How Molecules Bind to One Another Using Isothermal Titration Calorimetry
- Chapter 6: Enzymes: The Catalysts of Life
- 6.1: Activation Energy and the Metastable State
- Before a Chemical Reaction Can Occur, the Activation Energy Barrier Must Be Overcome
- The Metastable State Is a Result of the Activation Barrier
- Catalysts Overcome the Activation Energy Barrier
- 6.2: Enzymes as Biological Catalysts
- Most Enzymes Are Proteins
- Substrate Binding, Activation, and Catalysis Occur at the Active Site
- Ribozymes Are Catalytic RNA Molecules
- 6.3: Enzyme Kinetics
- Monkeys and Peanuts Provide a Useful Analogy for Understanding Enzyme Kinetics
- Most Enzymes Display Michaelis-Menten Kinetics
- What Is the Meaning of Vmax and Km?
- Why Are Km and Vmax Important to Cell Biologists?
- The Double-Reciprocal Plot Is a Useful Means of Visualizing Kinetic Data
- Enzyme Inhibitors Act Either Irreversibly or Reversibly
- 6.4: Enzyme Regulation.
- Allosteric Enzymes Are Regulated by Molecules Other than Reactants and Products
- Allosteric Enzymes Exhibit Cooperative Interactions Between Subunits
- Enzymes Can Also Be Regulated by the Addition or Removal of Chemical Groups
- Summary of Key Points
- Problem Set
- Human Connections: ACE Inhibitors: Enzyme Activity as the Difference Between Life and Death
- Key Technique: Determining Km and Vmax Using Enzyme Assays
- Chapter 7: Membranes: Their Structure, Function, and Chemistry
- 7.1: The Functions of Membranes
- Membranes Define Boundaries and Serve as Permeability Barriers
- Membranes Are Sites of Specific Proteins and Therefore of Specific Functions
- Membrane Proteins Regulate the Transport of Solutes
- Membrane Proteins Detect and Transmit Electrical and Chemical Signals
- Membrane Proteins Mediate Cell Adhesion and Cell-to-Cell Communication
- 7.2: Models of Membrane Structure: An Experimental Perspective
- Overton and Langmuir: Lipids Are Important Components of Membranes
- Gorter and Grendel: The Basis of Membrane Structure Is a Lipid Bilayer
- Davson and Danielli: Membranes Also Contain Proteins
- Robertson: All Membranes Share a Common Underlying Structure
- Further Research Revealed Major Shortcomings of the Davson-Danielli Model
- Singer and Nicolson: A Membrane Consists of a Mosaic of Proteins in a Fluid Lipid Bilayer
- Unwin and Henderson: Most Membrane Proteins Contain Transmembrane Segments
- Recent Findings Suggest Membranes Are Organized into Microdomains
- 7.3: Membrane Lipids: The "Fluid" Part of the Model
- Membranes Contain Several Major Classes of Lipids
- Fatty Acids Are Essential to Membrane Structure and Function
- Thin-Layer Chromatography Is an Important Technique for Lipid Analysis
- Membrane Asymmetry: Most Lipids Are Distributed Unequally Between the Two Monolayers.
- The Lipid Bilayer Is Fluid.