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Organic molecules. Objective: I will identify the 4 organic macromolecules and describe the basic characteristics of all 4. Drill: Copy the objective Circle the key words Define the words you circled. CHECK THE NAMELESS AND GRADELESS WALL!. Organic vs. inorganic. Organic molecules
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Objective: I will identify the 4 organic macromolecules and describe the basic characteristics of all 4. • Drill: • Copy the objective • Circle the key words • Define the words you circled. CHECK THE NAMELESS AND GRADELESS WALL!
Organic vs. inorganic • Organic molecules • Contain carbon!!!! • Examples: carbohydrates, lipids, proteins, and nucleic acids • Inorganic molecules • No carbon • Examples: water, vitamins, minerals
Carbohydrates • Building blocks: Monosaccharide • Function: quick energy, cells walls of plants • Examples: glucose, fructose, starch, fiber, cellulose • Structure:carbon – C , hydrogen – H , and oxygen – O (in a pentagon or hexagon shape); polar
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Lipids • Building blocks: fatty acids • Function: store energy, make up cell membranes • Examples: Fats, oils, phospholipids, steroids, waxes, cholesterol • Structure:C, H, and O (in chains); nonpolar
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Proteins • Building blocks: amino acids • Function: structural proteins (make up skin, hair, bones, etc.), functional proteins (fight infections, break down substances, etc.) • Examples: enzymes, antibodies, collagen, hemoglobin • Structure: C, H, O, and Nitrogen (N); nonpolar or polar
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Nucleic Acid • Building blocks: nucleotides • 3 parts: • Sugar (Deoxyribose, Ribose) • Nitrogen Base • DNA: A-T, G-C • RNA: A-U, G-C • Phosphate group • Function: stores hereditary info, make proteins • Examples: DNA, RNA • Structure:C, H, O, N, and Phosphate (P); DNA 2 strands (double helix), RNA 1 strand
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Proteins Carbohydrates Four CornersDirections: For each statement or picture, identify your answer by moving to that area of the classroom. Nucleic Acids Lipids
Pepsin and Lipase are enzymes in the body that digest proteins and fats.