Cells

    AQA
    A-Level

    Cells are the fundamental units of life, serving as the structural and functional building blocks for all living organisms. This topic explores the distinction between eukaryotic and prokaryotic cells, the specific functions of organelles, and the processes of cell specialisation and differentiation. It establishes the essential principles of microscopy, cellular transport mechanisms, and cell division, forming the biological basis for understanding complex physiological systems.

    6
    Objectives
    0
    Exam Tips
    0
    Pitfalls
    7
    Key Terms
    0
    Mark Points

    Learning Objectives

    What you need to know and understand

    • The structure and function of organelles in eukaryotic cells.
    • Structure of prokaryotic cells and of viruses.
    • Principles and limitations of optical and electron microscopes.
    • The cell cycle and mitosis.
    • Binary fission in prokaryotic cells.
    • Viral replication.

    Key Terminology

    Essential terms to know

    Ready to test yourself?

    Practice questions tailored to this topic