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The Chemicals of Life
Cambridge
O-Levels
Biology (
Total Videos: 315
)
Preference
All Chapters
Chapter 1: Classification
Chapter 2: Cells
Chapter 3: Movement In and Out of Cells
Chapter 4: The Chemicals of Life
Chapter 5: Enzymes
Chapter 6: Plant Nutrition
Chapter 7: Animal Nutrition
Chapter 8: Transport in Plants
Chapter 9: Transport in Animals
Chapter 10: Pathogens and Immunity
Chapter 11: Respiration and Gas Exchange
Chapter 12: Excretion
Chapter 13: Coordination and Response
Chapter 14: Homeostasis
Chapter 15: Drugs
Chapter 16: Reproduction in Plants
Chapter 17: Reproduction In Human
Chapter 18: Inheritance
Chapter 19: Variation and Natural Selection
Chapter 20: Organisms and Their Environment
Chapter 21: Biotechnology
Chapter 22: Humans And the Environment
Show Content
Select a chapter above and press 'Show Content'. Click a video topic below to view.
Chapter 4 The Chemicals of Life (
13 videos
)
  (
Practice Test
)
4.1: What are you made of?
Biological Importance of Water
4.2: Carbohydrates (
Practice Test
)
Carbohydrates
12933 views
Monosaccharides
15236 views
Polysaccharides
5810 views
Functions of Carbohydrates
8359 views
4.3: Fats
Lipids Characteristics
7655 views
Uses of Lipids
2137 views
4.4: Proteins (
Practice Test
)
Structure of Amino Acid
7394 views
Peptide Linkage
5503 views
Structure of Protein
9505 views
More on Structure of Protein
5877 views
Functions of Protein
2736 views
4.5: DNA (
Practice Test
)
Watson-Crick Model of DNA
65841 views
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