WJEC advanced information

Overview

• The topics are listed in rank order based on how many marks they will be awarded:   * 1.5: Nucleic acids and their functions.   * 1.3: Cell membranes and transport including practical work:     * Osmosis changing mass.     * Determination of solute potential of a solution via testing osmosis speed.     * Permeability of a cell in different conditions.   * 1.1: Chemical elements and biological compounds including practical work:     * Food tests.   * 1.6: The cell cycle and division including practical work):     * Microscope slides to determine different stages.   * 1.4: Enzymes and biological reactions including practical work:     * Effects of temperature, pH, concentration of enzyme and substrate of enzyme efficiency.   * 1.2: Cell structure and organisation.

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