Why must food be digested, So nutrients can be absorbed, What is the function of carbohydrates, Provide energy, What does iodine solution test for, Starch, What colour shows a positive iodine test, Blue-black, What does Benedict’s test detect, Reducing sugars like glucose, What result shows proteins in biuret test, Blue solution turns violet, What result shows fats in ethanol emulsion test, White emulsion, Why are enzymes called catalysts, They speed up reactions but remain chemically unchanged, How does the mouth help digestion, Chews food and breaks down starch, Salivary amylase breaks down starch into ___________., Maltose, What is the role of bile in the small intestine, Emulsifies fats, The small intestine has many _______ to speed up the absorption of digested food., villi / microvilli, What does pepsin digest, proteins, Where is pepsin found?, Stomach

Digestive System 2

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