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Introduction to the Ingredients of Life
Macromolecules Introduction to the Ingredients of Life
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I can identify the functions of carbohydrates in organisms.
Objective: I can identify the functions of carbohydrates in organisms.
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Write the text that is BLUE in your journal.
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Molecule without carbon Forms non-living things Macromolecule
VOCABULARY Word Definition Picture Organic Chemical Molecule with carbon Forms living things Inorganic Chemical Molecule without carbon Forms non-living things Macromolecule Very big molecules
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Macromolecules are the ingredients of all living things.
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Macromolecules Provide:
Source of Energy Energy Storage Building Blocks of our Bodies Instructions on how to Build
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Four Biological Macromolecules:
Carbohydrates Proteins Lipids Nucleic Acids
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Carbohydrates
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Why are carbohydrates importants?
Energy molecules OH H HO CH2OH O
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Carbohydrates provide energy to drive metabolic reactions.
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Carbohydrates Function: quick energy energy storage structure
cell wall in plants
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Carbohydrates sugars give us energy starches store energy
Examples sugars give us energy starches store energy cellulose provides structure in the cell wall of plants
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Plants store energy in the form of starch.
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What does a carbohydrate look like?
glucose C6H12O6 sucrose starch
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What are carbohydrates made of?
Building block molecules = sugars sugar - sugar - sugar - sugar - sugar sugar
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Sugars = building blocks
Names for sugars usually end in Glucose Fructose Sucrose Lactose -ose
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Glucose Example: Plants/Vegetables OH H HO CH2OH O glucose C6H12O6
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Fructose Example: Fruit fructose
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Sucrose Example: Table Sugar sucrose
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Lactose Example: Dairy Products
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Types of Carbohydrates
Monosaccharide = 1 sugar Example: Glucose OH H HO CH2OH O glucose C6H12O6
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Types of Carbohydrates
Disaccharides = 2 sugars Example: Lactose
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Types of Carbohydrates
Polysaccharides = Many sugars Example: Starch
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Monosaccharide =1 sugar
Disaccharide = 2 sugars Polysaccharide = many sugars
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starch cellulose Polysaccharides energy storage in plants
structure in plants cell walls
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Polysaccharides make up the cellulose in plant.
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Cellulose is used to create the cell wall that gives a plant structure.
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Humans cannot digest cellulose.
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glycogen chitin Polysaccharides energy storage in animals
in liver & muscles chitin structure in exoskeleton & fungi
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Animals store energy in the muscles and liver in the form of glycogen.
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Building carbohydrates
Dehydration Synthesis | maltose glucose glucose
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Building carbohydrates
Dehydration Synthesis sucrose (table sugar) glucose fructose
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