SCIENCE - Biology DEMO

Cell Membrane • Enzymes • Prokaryotic and Eukaryotic Cells • RNA's Role • The Role of the Endoplasmic Reticulum and the Golgi Apparatus • Energy Capture and Storage • Mitochondria • Macromolecules • What Determines the Eukaryotic Cell's Shape? • Summary

2.

Mutations and Sexual Reproduction

Meiosis • Random Chromosome Segregation • New Combinations of Alleles • How Do Chromosomes Define Sex? • Predict Possible Combinations of Alleles • Summary

3.

Development of Multicellular Organisms

Probable Outcome of Phenotypes • Mendel's Laws • Genetic Maps • Summary

4.

Genes and DNA

Protein Synthesis • Genetic Coding Rules • Effects of DNA Mutation • Cell Gene Patterns in Multicellular Organisms • Protein Differences • Summary

5.

Alteration of Genetic Composition

Structure and Function of DNA, RNA • Genetic Engineering • DNA Technology and Recombinant DNA • Adding DNA to Bacterial Genetic Material • Summary

6.

Balance in the Ecosystem

Biodiversity • Ecosystem Changes • Fluctuation in Population Size • Water, Carbon and Nitrogen Cycle • Stability in an Ecosystem • Energy Pyramid • Accommodation and Adaptation • Summary

7.

Evolution

Natural Selection • Lethal Homozygous Alleles and Their Roles • New Mutations • Hardy-Weinberg Equilibrium • Summary

8.

Genetic Changes During Evolution

Great Diversity - Increased Chance to Survive • Effects of Genetic Drifts • Reproductive and Geographic Isolation • Fossil Analyses • Branching Diagram (Cladogram) • When Did the Different Organisms Start to Develop Differently? • Summary

9.

Major Body Systems

Circulation • Digestive System • Digestive Enzymes • Kidney's Role • Respiratory System • Summary

10.

Communication Systems in the Body

The Nervous System • The Roles of the Sensory Neurons, Interneurons, and Motor Neurons • Cellular and Molecular Basis of Muscle Contraction • Endocrine System • Hormones • Summary

11.

Diseases

Skin's Role • Antibodies, Vaccination • The Differences Between Bacteria and Viruses • The Problems of a Compromised Immune System • Phagocytes, B-lymphocytes and T-lymphocytes