Pearson, as an active contributor to the biology learning community, is pleased to provide free access to the Classic edition of The Biology Place to all educators and their students.
The purpose of the activities is to help you review material you have already studied in class or have read in your text. Some of the material will extend your knowledge beyond your classwork or textbook reading. At the end of each activity, you can assess your progress through a Self-Quiz.
To begin, click on an activity title.
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Lab 1 Osmosis
- Concept 1: Diffusion
- Concept 2: Osmosis
- Closer Look: Osmosis
- Concept 3: Movement of Molecules in Solution
- Closer Look: Concentration Gradient
- Concept 4: Movement of Molecules and Cells
- Concept 5: Types of Solutions Based on Solute Concentration
- Concept 6: Water Potential
- Concept 7: Calculating Water Potential
- Concept 8: Factors that Affect Water Potential
Lab 2 Enzyme Catalysis
Mitosis and Meiosis
3-I Mitosis
- Concept 1: The Cell Cycle
- Closer Look: Nuclear Division (Karyokinesis)
- Closer Look: Interphase
- Closer Look: Cytoplasmic Division (Cytokinesis)
- Concept 2: Homologous Chromosomes
- Exercise 1: Identifying the Phases of Mitosis
- Prophase
- Interphase
- Anaphase
- Metaphase
- Telophase
- Exercise 2: Observing Mitosis in a Living Cell
3-II Meiosis
Plant Pigments and Photosynthesis
4-I Chromatography
4-II Photosynthesis
Cell Respiration
Molecular Biology
6-I Bacterial Transformation
- Concept 1: Bacterial Colonies
- Concept 2: E.coli Bacteria
- Concept 3: Plasmids
- Concept 4: Competent Cells
- Exercise 1: Transformation Procedure
- Closer Look: Step 1
- Closer Look: Step 2
- Closer Look: Step 3
- Closer Look: Step 4
- Closer Look: Step 6
- Exercise 2: Transformation Procedure Animation
- Exercise 3: Place the Stages of Transformation in Order
6-II DNA Electrophoresis
- Concept 1: How Do Restriction Enzymes Work?
- Concept 2: Cutting DNA with Restriction Enzymes
- Concept 3: Gel Electrophoresis
- Exercise 1: Preparing the Gels
- Exercise 2: Loading the Gel
- Exercise 3: Filling the Wells
- Exercise 4: Electrophoresis
- Exercise 5: Running the Gel
- Exercise 6: Staining and Photographing the DNA
Genetics of Organisms
Key Concepts Genetics of Organisms
- Overview of the Experiment
- Closer Look: Some Common Mutations You May See
- Exercise 1: Parental Generation
- Exercise 2: F1 and F2 Generations
Population Genetics and Evolution
- Concept 1: A Large Breeding Population
- Concept 2: Random Mating
- Concept 3: No Change in Allelic Frequency Due to Mutation
- Concept 4: No Immigration or Emigration
- Concept 5: No Natural Selection
- Concept 6: Estimating Allelic Frequency
- Concept 7: The Hardy-Weinberg Equation
- Concept 8: Sample Problem 1
- Concept 9: Sample Problem 2
- Concept 10: Sample Problem 3
- Concept 11: Allelic Frequency vs. Genotypic Frequency
Transpiration
- Closer Look: Movement of Water Up Xylem Vessels
- Concept 1: Hydrogen Bonding
- Concept 2: The Process of Transpiration
- Test Yourself
- Concept 3: How Do Guard Cells Function?
- Concept 4: Guard Cell Function Animation
- Concept 5: Transpiration and Photosynthesis
- Concept 6: Factors That Affect the Rate of Transpiration
Circulatory Physiology
10-I Cardiovascular Fitness
- Concept 1: Blood Pressure
- Concept 2: Understanding Blood Pressure
- Concept 3: Measuring Blood Pressure
- Concept 4: Procedure for Measuring Blood Pressure
- Concept 5: Measuring Pulse
10-II Heart Rate in Daphnia
Animal Behavior
Dissolved Oxygen and Aquatic Primary Productivity
- Concept 1: Dissolved Oxygen Availability
- Concept 2: Ideal Conditions for Maximum Dissolved Oxygen
- Concept 3: Primary Productivity
- Concept 4: Measuring Primary Productivity
Biomembranes I: Membrane Structure and Transport
- Practice (1 page)
- Review (1 page)
Concept 2: Osmosis: Movement of Water Across Membranes
- Practice (1 page)
- Review (4 pages)
Concept 3: Selective Permeability of Membranes
- Practice (1 page)
- Review (4 pages)
Concept 4: Passive and Active Transport
- Practice (2 pages)
- Review (2 pages)
Concept 5: Mechanisms of Active Transport
- Practice (1 page)
- Review (4 pages)
Biomembranes II: Membrane Dynamics and Communication
Concept 1: Dynamic Membrane Flow Through the Cell
- Practice (1 page)
- Review (2 pages)
Concept 2: Endocytosis and Exocytosis
- Practice (1 page)
- Review (3 pages)
Concept 3: Membrane Surface Receptors
- Practice (1 page)
- Review (1 page)
- Practice (1 page)
- Review (4 pages)
Building Biomolecules
Concept 1: CHNOPS: The Six Most Abundant Elements of Life
- Practice (1 page)
- Review (1 page)
Concept 2: Valence and Covalent Bonding
Concept 3: Organic Molecules: Hydrocarbons
- Practice (1 page)
- Review (1 page)
- Review (3 pages)
- Review (2 pages)
Concept 6: The Functional Groups
- Practice (2 pages)
- Review (5 pages)
Cardiovascular System I: The Beating Heart
- Practice (2 pages)
- Review (4 pages)
- Practice (1 page)
- Review (1 page)
Concept 3: Electrical Activity of the Heart
- Practice (2 pages)
- Review (2 pages)
Concept 4: Heart Pump Operation
- Practice (1 page)
- Review (1 page)
Cardiovascular System II: The Vascular Highway
Concept 1: Blood Vessel Structure and Function
- Practice (2 pages)
- Review (2 pages)
Concept 2: Pulmonary and Systemic Circuits
- Practice (2 pages)
- Review (1 page)
- Practice (1 page)
- Review (2 pages)
- Practice (1 page)
- Review (1 page)
Cell Respiration
Concept 1: Overview of Respiration
- Practice (1 page)
- Review (1 page)
- Practice (1 page)
- Review (1 page)
- Practice (1 page)
- Review (2 pages)
Concept 4: Oxidative Phosphorylation via the Electron Transport Chain
- Practice (2 pages)
- Review (1 page)
- Practice (1 page)
- Review (3 pages)
- Practice (1 page)
- Review (2 pages)
Cell Structure and Function
Concept 1: Common Features of All Cells
Concept 2: Features of Prokaryotic Cells
- Practice (1 page)
- Review (1 page)
Concept 3: Features of Eukaryotic Cells
- Practice (3 pages)
- Review (2 pages)
Concept 4: The Endomembrane System in Eukaryotic Cells
- Practice (1 page)
- Review (3 pages)
DNA Structure and Replication
- Practice (1 page)
- Review (1 page)
- Practice (1 page)
- Review (2 pages)
Concept 3: Semiconservative Model of DNA Replication
- Practice (1 page)
- Review (2 pages)
Concept 4: Biosynthesis of DNA
- Practice (1 page)
- Review (1 page)
Concept 5: Replicating Antiparallel DNA Strands
- Practice (1 page)
- Review (1 page)
Concept 6: Enzymes and Proteins in DNA Replication
- Practice (1 page)
- Review (1 page)
From Gene to Protein: Transcription
Concept 1: Overview: The Central Dogma
Concept 2: Transcription and Translation in Cells
Concept 3: Different Genes for Different RNAs
Concept 4: Basic Structure of a Protein-Coding Gene
- Review (2 pages)
Concept 6: The Transcription Process
- Practice (1 page)
- Review (3 pages)
Concept 7: Complete Transcription of an RNA Molecule
Concept 8: mRNA in Prokaryotes
- Review (1 page)
Concept 10: Pre-mRNA Processing (Splicing)
- Review (1 page)
From Gene to Protein: Translation (Protein Synthesis)
Concept 1: Overview: The Central Dogma
Concept 2: Protein Structure: Amino Acid Building Blocks
Concept 3: The Different Amino Acids
Concept 5: The Genetic Code: RNA vs. Protein
- Practice (1 page)
- Review (1 page)
Concept 6: Translation in a Eukaryotic Cell
Concept 7: Molecular Components of Translation 1
Concept 8: Molecular Components of Translation 2
Concept 9: Molecular Components of Translation 3
Concept 10: Adding an Amino Acid to tRNA
- Review (1 page)
Concept 11: Initiation of Translation
- Review (1 page)
Concept 12: Elongation of the Polypeptide Chain
- Review (1 page)
Concept 13: Termination of Translation
- Practice (1 page)
- Review (1 page)
Meiosis
Concept 2: The Process of Meiosis
Concept 3: Premeiotic Interphase
Concept 4: Meiosis I: Prophase I
Concept 5: Meiosis I: Metaphase I
Concept 6: Meiosis I: Anaphase I
Concept 7: Meiosis I: Telophase I
Concept 9: Assembling the Stages of Meiosis I
Concept 10: Meiosis II: Prophase II
- Practice (1 page)
Concept 11: Meiosis II: Metaphase II
- Practice (1 page)
Concept 12: Meiosis II: Anaphase II
- Practice (1 page)
Concept 13: Meiosis II: Telophase II
- Practice (1 page)
Concept 14: Meiosis II Animated
Concept 15: Assembling the Stages of Meiosis II
Concept 16: Gene Segregation in Meiosis 1
Mendelian Inheritance
Concept 1: Reviewing Mendel's Laws
Concept 3: The Genetic X Files
Concept 4: Analyzing the Genetic X Files
- Review (1 page)
Concept 5: Trait Analysis Orange Eyes
Concept 6: Trait Analysis Short Legs
Concept 7: Trait Analysis Orange Eyes and White Skin
- Practice (2 pages)
Concept 8: Trait Analysis Horns
Concept 9: Trait Analysis Vertical Eyes and Tooth
- Practice (1 page)
Mitosis
Concept 1: Nuclear Division in Eukaryotes
Concept 2: Mitosis and the Cell Division Cycle
Concept 3: The Process of Mitosis
Concept 4: The End of Interphase: Ready for Mitosis
- Review (1 page)
- Practice (1 page)
Photosynthesis
Concept 1: An Overview of Photosynthesis
Concept 2: Electromagnetic Energy
Concept 3: The Action Spectrum for Photosynthesis
Concept 4: Structure of a Leaf
Concept 5: Structure of a Mesophyll Cell
Concept 6: Chloroplast Structure
Concept 8: Cooperation of the Light Reactions and the Calvin Cycle
Plant Structure and Growth
Concept 1: Basic Plant Structure
Concept 2: Plant Cell Structure
- Review (1 page)
Concept 3: Plant Tissue Systems
- Review (2 pages)
- Practice (1 page)
- Review (2 pages)
Concept 8: Primary Growth of Stems
- Practice (1 page)
Concept 9: Structure of Young Stems
- Practice (1 page)
Concept 10: Primary Growth of Roots
Concept 11: Structure of Young Roots
- Practice (1 page)
Concept 12: Monocot Stems and Roots
- Practice (1 page)
Concept 16: Structure of Woody Stems
- Practice (2 pages)
Properties of Biomolecules
Concept 1: Monomers and Polymers
Concept 2: Classes of Biomolecules
- Practice (1 page)
- Review (4 pages)
- Review (4 pages)
- Review (9 pages)
- Practice (1 page)
- Review (10 pages)
Restriction Enzyme Digestion of DNA
- Review (4 pages)
Concept 2: Ribbon Model of Restriction Enzyme
- Review (3 pages)
Concept 3: Analysis of DNA by Gel Electrophoresis
- Practice (1 page)
- Review (10 pages)
Concept 4: A Hypothetical (Tutorial) DNA Mapping Example
- Review (8 pages)
The lac Operon in E. coli
Concept 1: Gene Regulation in Bacteria
- Review (1 page)
- Review (2 pages)
Concept 4: The lac Regulatory Gene
Concept 5: The Lac Repressor Protein
- Review (1 page)
Concept 6: The Effect of Lactose on the lac Operon
Concept 7: The lac Inducer: Allolactose
Concept 8: Feedback Control of the lac Operon
Concept 9: Energy Source Preferences of E. coli
- Practice (1 page)
Concept 10: The Effect of Glucose and Lactose on the lac Operon
- Practice (1 page)
Concept 11: : The Effect of Glucose and Cyclic AMP on the lac Operon
Concept 12: The Effect of Lactose in the Absence of Glucose on the lac Operon
- Review (1 page)
LabBench Activity
Cytoplasmic Division (Cytokinesis)
In the process called cytokinesis, the cytoplasm divides and two identical daughter cells are formed.
