Bidirectional Replication of DNA

Biochem 4 Schools. A rich biochemistry resource for schools and students

Biology Motion. Test Your Knowledge of Biochemistry

Biomolecules: Carbohydrates

Biomolecules: Lipids

Biomolecules: Proteins

Biomolecules: The Lipids

Biotech Adventure (DNA replication)

cDNA (Complementary DNA)

Cell Division:

Cell Proliferation Signaling Pathway

Cellular Biochemistry:

Class I and Class II cytokine receptors

Comparison of Mitosis and Meiosis

Constructing Vaccines

Control of Gene Expression in Eukaryotes

DNA Replication Fork

Enzymes Biochemical Pathways:

Exocytosis and Endocytosis

Features of Meiosis

Feedback Inhibition

Gene Cloning

Gene Cloning Tutorial

Gene Expression in Prokaryotes and Eukaryotes

Gene Expression:

Hershey and Chase Experiment

How Intracellular Receptors Regulate Gene Transcription

How Spliceosomes Process RNA

How Temperature Changes Protein Structure

Lyfe Cicle of Protein


Membrane Transport


Meselsohn and Stahl Experiment


Mitosis and Cytokinesis

Mitosis and Meiosis

Molecular Expression Virtual Scanning Electron Microscopy


Peptides and Aminoacids

Photosynthesis: Cyclic and Acyclic Photophosphorylation 

Photosynthesis: Electron Transport and ATP Synthesis

Plant, Animal, Bacteria Cell

Polymerase Chain Reaction (PCR)

Prokaryotic Animal and Plant Cells

Protein Secretion

Protein Synthesis

Proton Pump

Restriction Endonucleases

Restriction Fragment Length Polymorphisms (RFLPs)

Signal Amplification

Signal Transduction

Sodium Potassium Exchange Pump

Southern Blot

Stages of Meiosis

Steps in Gene Cloning

The Beginnings of Genetic Engineering

The Human Embryonic Stem Cell

The Operon

The Second Messengers – cAMP and Ca2+ Pathways

The Ti Plasmid

The Transcription Complex and Enhancers

The Tryptophan Operon

The Tryptophan Repressor

Virtual Games in Chemistry (Nobel Prize Web Site)

Transport System and ATP Synthesis

Tutorial in Molecular Biology