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Molecules of Life

Molecules of Life. Chapter 4. Macromolecules. Macromolecules - very large molecules that serve as the building blocks for cells. Proteins Nucleic Acids Carbohydrates Lipids. Macromolecules are Polymers. Monomers - a small subunit molecule.

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Molecules of Life

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Presentation Transcript

  1. Molecules of Life Chapter 4

  2. Macromolecules • Macromolecules- very large molecules that serve as the building blocks for cells. • Proteins • Nucleic Acids • Carbohydrates • Lipids

  3. Macromolecules are Polymers • Monomers- a small subunit molecule. • Polymers- a large molecule formed by long chains of similar subunits. • ____-Proteins a. nucleotides • ____-Nucleic Acids b. sugars • ____-Carbohydrates c. amino acids • ____-Lipids d. fatty acids

  4. Macromolecule Making and Breaking

  5. Protein Functions

  6. Proteins 1

  7. Proteins 2 • Protein Structure • Enzymes • Denature

  8. Nucleic Acids

  9. Nucleic Acids • Nucleic acids- polymers of nucleotides. • Nucleotide- phosphate group, a five-carbon sugar, and a nitrogenous base. • There are 2 types of nucleic acids. • RNA- ribonucleic acid. • DNA- deoxyribonucleic acid.

  10. DNA Structure

  11. Carbohydrates • Simple • Monosaccharides • Disaccharides • Complex • Polysaccharides

  12. Complex Carbohydrate- Cellulose

  13. Lipids

  14. Lipid Types • Triglycerides • Fats and oils • Phospholipids • Steroids • Rubber • Waxes • Pigments

  15. Lipid Examples

  16. Cell Membrane- Phospholipid Bilayer

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