Dr. Ty C.M. Hoffman
BIO181: General Biology for Majors I

Animations from *Life: The Science of Biology (by Sadava, Heller, Orians, Purves, and Hillis; W.H. Freeman, publisher) and from **Biology of Humans (by Goodenough, McGuire, and Wallace; Prentice Hall, publisher)

Exploring Life:
Energy Flow through an Ecosystem**
Food Webs**

The Chemical Context of Life:
Chemical Bonds I*
Atoms, Ions and Bonding**
Chemical Bonds II**

Water and the Fitness of the Environment:
Chemistry and Water**

The Structure and Function of Macromolecules:
Monomers and Polymers**
Carbohydrates, Lipids, Proteins, and Nucleotides**
Synthesis of Prebiotic Molecules*
Pasteur's Experimental Refutation of Spontaneous Generation*

A Tour of the Cell:
Eukaryotic Cell Tour*
The Golgi Apparatus*

Membrane Structure and Function:
Plasma Membranes and Diffusion**
Passive Transport*
Active Transport*
Passive and Active Transport**
Endocytosis and Exocytosis I*
Endocytosis and Exocytosis II**

An Introduction to Metabolism:
Enzyme Catalysis*
Alllosteric Regulation of Enzymes*

Cellular Respiration:
Cellular Respiration**
Electron Transport and ATP Synthesis*
Experimental Demonstration of Chemiosmosis*

The Source of Oxygen Produced by Photosynthesis*
Tracing the Pathway of CO2*

The Cell Cycle:
Cell Division in Humans**
The Human Cell Cycle and Mitosis**
Cell Cycle Checkpoints and Cancer**

Meiosis and Sexual Life Cycles:
Meiosis I*
Meiosis II**
Independent Assortment of Alleles*
Alleles That Do Not  Sort Independently*
Determining Sex**

Mendel and the Gene Idea:
Mendelian Inheritance**
Incomplete Dominance**
Sex-linked Traits**
Some Human Genetic Disorders**

The Molecular Basis of Inheritance:
DNA Structure**
Chromosome Replication and DNA Polymerization*
The Meselson-Stahl Experiment*
Coordination of Leading and Lagging Strand Synthesis*

From Gene to Protein:
Deciphering the Genetic Code*
The Genetic Code**
Protein Synthesis*
Manufacturing Proteins**
Beadle and Tatum's Experiment**