Biology of Us

Preface

1. Looking for Sowbugs

2. Life around Us
Building the Family Tree
Animals
What Distinguishes Humans from Other Animals
Plants
Lichens
Fungi and Bacteria
Life Is Everywhere

3. Life beneath Our Feet
Earth under Our Feet
Life Underground
Key Process Underground
Think about What's Underground

4. Supermarket Systematics
Animals
Animal Products
Plant Products
Mushrooms and Fungi
Thanksgiving Dinner
Supermarket Systematics

5. Fellow Travelers
Visitors That Drop in for a Bite
Visitor That Stay for a While
Internal Parasites
Fungi
Bacteria
Microbiome
Viruses
Viral Fossils
Endosymbiosis
In the End

6. Inside and Outside
Water
Oil and Lipids
Proteins
Membrane Structure
Crossing Membranes
Other Lipids
Inside and Outside of Us
The Ultimate Inside

7. Inside and Outside of Us
Outside: Skin
The Other Outside: The Digestive Tract
The True Outside

8. Food and Eating
The Evolution of Eating
Cooking
Digestion
When Things Go Wrong
Diseases of Affluence

9. Standing Up
Standing on Two Feet
Cells and Cellular Structures
Animals
Humans
Plants
Moving Plants
Putting it all together

10. The Heart of the Matter
Blood
Heart
Lungs
Kidneys
Internal Sea

11. Life Using Death
Programmed Cell Death
Butterflies and Frogs
Falling Leaves and Fruit
Human Development and Maintenance
Diseases and Aging
Quorum Sensing in Bacteria
Cell Death Support Cell Life

12. Laughing and Crying
Crying and Tears
Laughing
Anatomy of Speech
Vocalizations and Language
Evolution of Speech
Chemical Communication
Conclusions

13. Sleep and Consciousness
What Is Sleep?
How Much Sleep Do We Need?
Sleep Disorders
Do All Animals Sleep?
Do Plants Sleep?
How the Brain Works
What Are Dreams?
Consciousness
Conclusion

14. Telling Time
Circadian Rhythms
Confusing Our Internal Clocks
Beyond Waking and Sleeping
Development and Aging
Time

15. What's Next

Glossary

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• Evolução
• Ecologia aplicada
• Taxonomia e sistemática