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B3- Biological molecules

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    Biology
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  • If the solution for the biuret test id purple it contains protein/it doesn’t contain protein.
    If the solution turns purple, it contains protein.
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  • If the solution for a biuret test doesn’t contain protein, it remains …
    Blue
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  • Many chemical reactions can be speeded up by substances called …
    Catalysts
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  • Almost every metabolic reaction is controlled by catalysts called …
    Enzymes
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  • What is something that works as a biological catalyst?
    an enzyme
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  • What are enzymes?
    Enzymes are proteins that function as biological catalysts.
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  • Starch is digested to the … by an enzyme called …
    sugar maltose, amylase
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  • What does starch get converted to when digested?
    Sugar maltose
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  • Protein is digested to … by ….
    amino acids, protease
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  • What is protein broken down into when digested?
    Protease
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  • When a seed soaks up water, … is activated and breaks down starch into maltose.
    amylase
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  • Another enzyme which speeds up the breakdown of a substance IN CELLS is c…
    catalase
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  • An example of the use of catalase is when…
    Hydrogen peroxide is broken down to water and oxygen
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  • What is and example of and enzyme that helps to make large molecules from small ones?
    starch phosphorylase
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  • Enzymes that catalyse the breakdown of carbohydrates are …
    carbohydrases
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  • Enzymes which catalyse the breakdown of proteins are …
    proteases
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