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            Lesson 1 -Parts of the digestive system
            
            
            
        
        
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            Lesson 2 -  Food Groups
            
            
            
        
        
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            Lesson 3 - Identification of Carbohydrates
            
            
            
        
        
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            Lesson 4 -  Identification of Lipids and Proteins
            
            
            
        
        
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            Lesson 5 - Application
            
            
            
        
        
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            Lesson 6 - The Experiment
            
            
            
        
        
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            Lesson 7 -  Application 1
            
            
            
        
        
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            Lesson 8 - Application 2
            
            
            
        
        
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            Lesson 9 -  The Experiment Protein Digestion
            
            
            
        
        
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            Lesson 10 - The Experiment Protein Digestion 2
            
            
            
        
        
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            Lesson 11 -  Digestion of Lipids
            
            
            
        
        
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            Lesson 12 - Activity of Enzymes (1)
            
            
            
        
        
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            Lesson 13 -  Activity of Enzymes (2)
            
            
            
        
        
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            Lesson 14 - Mechanical and Chemical transformation of food
            
            
            
        
        
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            Lesson 15 - Nutrients and Undigested Foods
            
            
            
        
        
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            Lesson 16 - Characteristics of The Intestinal Wall
            
            
            
        
        
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            Lesson 17 - Fate of Nutrients
            
            
            
        
        
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            Lesson 18 - From Nutrients to New Molecules
            
            
            
        
        
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            Lesson 1 - Parts of the Respiratory System
            
            
            
        
        
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            Lesson 2 - Respiratory Movements
            
            
            
        
        
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            Lesson 4 - Gaseous Exchange
            
            
            
        
        
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            Lesson 5 - Characteristics of Alveoli
            
            
            
        
        
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            Lesson 6 -  Transport of the Respiratory Gases
            
            
            
        
        
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            Lesson 1 - blood circulation
            
            
            
        
        
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            Lesson 2 - Cardiac activity
            
            
            
        
        
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            Lesson 3 -Cardiovascular accidents
            
            
            
        
        
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            Lesson 4 - Parts of the circulatory system
            
            
            
        
        
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            Lesson 1 - Gene
            
            
            
        
        
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            Lesson 2 -Karyotype and chromosomal abnormality
            
            
            
        
        
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            Lesson 3 - meiosis
            
            
            
        
        
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            Lesson 4 -Mendalian heredity
            
            
            
        
        
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            Lesson 5 -mitosis