Course Overview

Introduction to Cell Biology

BIOL 340 is an intermediate cell biology course designed for sophomore students who have completed introductory biology and chemistry. The course covers fundamental concepts of cell structure, function, and laboratory techniques, serving as a prerequisite for advanced biology courses.

• Lecture and Laboratory: Both theoretical and practical aspects are emphasized.

• Textbook: Becker's World of the Cell, 10th edition.

• Course Platform: Canvas is used for materials, grades, and assignments.

Core Cell Biology Concepts

Major Learning Objectives

The course objectives align with core biology learning outcomes, focusing on the following:

• Evolution: Understanding how evolution shapes cellular structures and functions.

• Structure and Function: Relating cell shape, membrane, organelles, cytoskeleton, and polarity to cellular function.

• Information Flow: Exploring how DNA information flow determines cell shape, response, and function.

• Transformation of Energy and Matter: Connecting energy conservation principles to cellular activities such as active transport, respiration, and photosynthesis.

• Systems: Analyzing gene expression, protein interaction, and signaling pathways in development, homeostasis, and disease.

Scientific Competencies

Process of Science

Students will develop skills in data collection, analysis, and responsible research conduct, gaining familiarity with laboratory techniques used in professional biological laboratories.

• Data Analysis: Summarizing patterns and drawing conclusions.

• Lab Techniques: Hands-on experience with cell and molecular biology methods.

Quantitative Reasoning

Students will apply thermodynamics and enzyme kinetics equations to interpret cellular responses and analyze quantitative data.

• Equations: Use of formulas for energy and enzyme kinetics.

• Data Visualization: Interpretation of graphs and tables.

Modeling and Simulation

Students will use models and software to visualize protein structure and function, enhancing digital fluency and understanding of conformational changes in proteins.

• Protein Modeling: Visualization of protein structure and function.

• Software Tools: Use of digital tools for simulation and analysis.

Course Structure and Schedule

Lecture Topics

The course follows a structured schedule covering key cell biology chapters:

• Cell Theory (Ch. 1)

• Macromolecules (Ch. 3)

• Cells and Organelles (Ch. 4)

• Bioenergetics (Ch. 5)

• Enzymes (Ch. 6)

• Membrane Structure and Transport (Ch. 7-8)

• Metabolism (Ch. 9-11)

• Endomembrane System (Ch. 12)

• Cytoskeleton and Cellular Movement (Ch. 13-14)

• Extracellular Features (Ch. 15)

• Cellular Signaling (Ch. 22-23)

• Cell Cycle and Mitosis (Ch. 24)

Laboratory Exercises

Laboratory sessions reinforce lecture concepts through hands-on experiments:

• Discovery of cells and cell viability

• Enzyme specificity and kinetics

• Membrane transport and water channels

• Cell fractionation and protein analysis

• Actin staining and fluorescent microscopy

Assessment and Grading

Evaluation Methods

Student achievement is assessed through exams, quizzes, homework, and laboratory assignments.

• Exams: Four lecture exams (objective and subjective questions)

• Quizzes: Covering several chapters to reinforce learning

• Homework: Individual assignments to deepen understanding

• Laboratory: Lab notebook, post-lab analysis, and write-ups

Grading Scale

Life After Mary Washington Competencies

Critical Thinking

Students will solve complex problems, analyze data, and plan proactively, developing skills necessary for scientific research and professional practice.

• Engagement with unresolved questions and data

• Application of research methodology

Communication

Clear verbal and written communication is emphasized, including note-taking, summarizing information, and writing lab reports in scientific format.

• Reading dense textbooks and extracting main points

• Writing and presenting ideas clearly

Professional Development

Students will practice punctuality, time management, and responsibility, preparing for professional expectations in scientific careers.

• Meeting assignment deadlines

• Applying laboratory skills appropriately

Digital Fluency

Students will use technology for research, data analysis, and record-keeping, adapting to new tools and systems in professional environments.

• Using EXCEL and other programs for statistical analysis

• Constructing tables and graphs

Course Policies and Resources

Attendance and Participation

Lecture attendance is strongly recommended; laboratory attendance is mandatory. Participation impacts grades, and unexcused absences result in penalties.

Electronics Policy

Electronics are banned in lecture except for accommodations; permitted in laboratory for protocol access and timers.

Honor Pledge

All graded work must include the written honor pledge, affirming academic integrity.

Disability and Title IX Statements

Accommodations are available for students with documented disabilities. Title IX policies protect against discrimination and provide confidential resources.

AI Use Policy

AI technology is not permitted in any capacity for BIOL 340 assignments or deliverables.

Summary Table: Core Competencies

Conclusion

BIOL 340 provides a comprehensive foundation in cell biology, integrating scientific concepts, laboratory skills, and professional competencies essential for success in advanced biology courses and scientific careers.