General Biology I: Course Topic Schedule and Study Guide

General Biology I: Course Topic Schedule and Study Guide

Course Overview

This course introduces foundational concepts in biology, including evolution, cell structure and function, genetics, and molecular biology. The schedule outlines weekly topics, readings, and learning outcomes to guide student preparation and mastery of key biological principles.

Course Topics by Week

Week 1: Introduction & Evolution

Students begin with an overview of biology and the concept of evolution, which is central to understanding the diversity of life.

• Introduction to Biology: Definition, scope, and importance of biology as a scientific discipline.

• Evolution: The process by which species change over time through natural selection and genetic variation.

• Learning Strategies: Approaches for effective study and comprehension in biology.

• Example: Charles Darwin's theory of natural selection.

Week 2: Molecules of Life

This topic covers the chemical basis of life, focusing on the molecules that make up living organisms.

• Biological Molecules: Carbohydrates, lipids, proteins, and nucleic acids.

• Structure and Function: How molecular structure determines biological function.

• Example: DNA as the molecule of heredity.

Week 3: Cells – Bacteria, Archaea, Eukarya

Students learn about the three domains of life and the differences between prokaryotic and eukaryotic cells.

• Cell Types: Prokaryotic (bacteria, archaea) vs. eukaryotic (plants, animals, fungi, protists).

• Cell Structure: Organelles and their functions.

• Example: Comparison of bacterial and animal cells.

Week 4: Learning Strategies

Focus on methods for mastering complex biological concepts and preparing for assessments.

• Study Techniques: Active recall, spaced repetition, concept mapping.

• Application: Using practice questions and group study.

Week 5: Energy & Enzymes

This week explores how cells obtain and use energy, and the role of enzymes in biological reactions.

• Energy in Biology: ATP as the energy currency of the cell.

• Enzymes: Biological catalysts that speed up chemical reactions.

• Formula: $E_a$ (activation energy) lowered by enzymes.

• Example: Amylase catalyzing starch breakdown.

Week 6: Membranes & Transport

Students study the structure of cell membranes and mechanisms of transport across membranes.

• Membrane Structure: Phospholipid bilayer, proteins, cholesterol.

• Transport Mechanisms: Diffusion, osmosis, active transport.

• Example: Sodium-potassium pump in nerve cells.

Week 7: Cellular Respiration

This topic covers how cells convert glucose into usable energy through cellular respiration.

• Stages: Glycolysis, Krebs cycle, electron transport chain.

• Formula: $C_6H_{12}O_6 + 6O_2 \rightarrow 6CO_2 + 6H_2O + \text{energy (ATP)}$

• Example: Aerobic respiration in muscle cells.

Week 8: Photosynthesis

Students learn how plants and some bacteria convert light energy into chemical energy.

• Photosynthesis Equation: $6CO_2 + 6H_2O + \text{light energy} \rightarrow C_6H_{12}O_6 + 6O_2$

• Stages: Light-dependent and light-independent (Calvin cycle) reactions.

• Example: Photosynthesis in green plants.

Week 9: DNA Structure & Replication

This week focuses on the molecular structure of DNA and the process by which it is copied.

• DNA Structure: Double helix, nucleotide composition (adenine, thymine, cytosine, guanine).

• Replication: Semi-conservative mechanism, enzymes involved (DNA polymerase).

• Formula: $\text{DNA}_{\text{parent}} \rightarrow \text{DNA}_{\text{daughter}}$

• Example: DNA replication during cell division.

Week 10: Biotechnology

Students are introduced to modern techniques for manipulating DNA and their applications.

• Genetic Engineering: Recombinant DNA, gene cloning, PCR (Polymerase Chain Reaction).

• Applications: Medicine, agriculture, forensic science.

• Example: Production of insulin using genetically modified bacteria.

Week 11: Gene Expression

This topic covers how genetic information is used to produce proteins.

• Transcription: DNA to RNA.

• Translation: RNA to protein.

• Formula: $\text{DNA} \xrightarrow{\text{transcription}} \text{RNA} \xrightarrow{\text{translation}} \text{Protein}$

• Example: Synthesis of hemoglobin in red blood cells.

Week 12: Cell Cycle, Mitosis, Meiosis

Students learn about the processes by which cells divide and reproduce.

• Cell Cycle: Interphase, mitosis, cytokinesis.

• Mitosis: Produces identical daughter cells.

• Meiosis: Produces gametes with half the chromosome number.

• Formula: $2n \xrightarrow{\text{meiosis}} n$

• Example: Formation of sperm and egg cells.

Week 13-14: Genetics

This section covers the principles of inheritance and genetic variation.

• Mendelian Genetics: Laws of segregation and independent assortment.

• Genotype vs. Phenotype: Genetic makeup vs. observable traits.

• Example: Inheritance of flower color in pea plants.

Assessment Schedule

Week	Assessment	Topics Covered
Week 7	Term Test 1	Introduction, Evolution, Molecules of Life, Cells, Energy & Enzymes, Membranes & Transport
Week 10	Term Test 2	Cellular Respiration, Photosynthesis, DNA Structure & Replication, Biotechnology
Final Exam	To be scheduled	Comprehensive

Additional info:

• Readings are from a standard biology textbook, with chapters and sections specified for each topic.

• Learning outcomes align with foundational concepts in college-level General Biology.

• Some weeks are dedicated to review and assessment, with no new lectures.