Unit 1 : Cells and Heredity :


	Test Practice Science News SciLinks Careers Local Resources Content Review Audio Readings


	Misconception Database Links for Teachers City Science Virtual Labs Science Toolkit


	Resource Centers:


	Scientific American Frontiers Resources Chapter 1. The Cell Chapter 2. How Cells Function Chapter 3. Cell Division Chapter 4. Patterns of Heredity Timelines in Science Chapter 5. DNA and Modern Genetics


	Simulations:


	Virtual Cell Tour Cells through Different Microscopes Stages of Cell Division Mendel's Experiment Punnett Squares


	Visualizations:


	Photosynthesis Active Transport Mitosis Protein Synthesis


	Math Tutorials:


	Scientific Notation Interpreting Line Graphs Exponents Probability The Percent Equation

Unit 1 : Cells and Heredity

Click the links below to hear readings of the full text of each chapter.

Cells and Heredity
Frontiers in Science
1. The Cell
2. How Cells Function
3. Cell Division
4. Patterns of Heredity
Timelines in Science
5. DNA and Modern Genetics

Life Over Time
Frontiers in Science
6. The History of Life on Earth
7. Classification of Living Things
Timelines in Science
8. Population Dynamics

Diversity of Living Things
Frontiers in Science
9. Single-Celled Organisms Viruses
10. Introduction to Multicellular Organisms
Timelines in Science
11. Plants
12. Invertebrate Animals
13. Vertebrate Animals

Ecology
Frontiers in Science
14. Ecosystems and Biomes
15. Interactions Within Ecosystems
Timelines in Science
16. Human Impact on Ecosystems

Human Biology
Frontiers in Science
17. Systems, Support, and Movement
18. Absorption, Digestion, and Exchange
19. Transport and Protection
Timelines in Science
20. Control and Reproduction
21. Growth, Development, and Health