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Medicine LibreTexts

1.1: Chapter 1: The Cell

  • Page ID
    10065
  • J. Kendziorski and C. Premanandan

    The cell is the smallest and most basic unit of life and makes up all living organisms, whether unicellular or multicellular. This chapter will cover the cell.

    Chapter Learning Objectives

    imageBy the end of this chapter, you should be able to do the following:

    • Describe the structure and function of the phospholipid bilayer.
    • Describe the important components of the nucleus.
    • Describe the structure and function of smooth and rough endoplasmic reticulum.
    • Understand the process in which the Golgi modifies and packages proteins.
    • Describe the differences between lysosomes and perioxisomes.
    • Understand the structure of mitochondria and how it relates to energy (ATP) production.
    • Describe the differences between microfilaments, microtubules and intermediate filaments.
    • Outline the processes of mitosis and meiosis.

    Review Questions

    imageBy the end of this chapter, you should be able to answer the following:

    • Describe the structure of the biological membrane, how is this structure related to the membrane
      functions?
    • What is the difference between euchromatin and heterochromatin, how this difference is related to
      their functions?
    • What are the structural and functional differences among microfilaments, microtubules, and intermediate filaments?
    • What are the structural and fu nctional differences among smooth ER, rough ER, and Golgi apparatus?
    • How is lysosome associated with various forms of disease?
    • How is the structure of mitochondria related to its function?
    • Describe the structural changes that occur during mitosis and how these are related to the function?
    • How is the genetic diversity created during meiosis?