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  • Enzymes: The Molecular Builders and Breakers Explained
    Enzymes are called "makers" and "breakers" because they catalyze (speed up) reactions that involve either building up (making) or breaking down (breaking) molecules.

    Here's a breakdown:

    Makers:

    * Anabolic reactions: Enzymes involved in anabolic reactions build larger molecules from smaller ones. For example:

    * DNA polymerase: Makes DNA from individual nucleotides.

    * Photosynthetic enzymes: Build glucose from carbon dioxide and water.

    * Aminoacyl tRNA synthetase: Connects amino acids to their corresponding tRNA molecules for protein synthesis.

    Breakers:

    * Catabolic reactions: Enzymes involved in catabolic reactions break down large molecules into smaller ones. For example:

    * Pepsin: Breaks down proteins in the stomach.

    * Lactase: Breaks down lactose (milk sugar).

    * Lipase: Breaks down fats into fatty acids and glycerol.

    In summary:

    * Makers: Enzymes that build up molecules.

    * Breakers: Enzymes that break down molecules.

    It's important to note that the same enzyme can sometimes act as both a maker and a breaker, depending on the conditions.

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