Bacterial Cell Walls: Structure, Function & Types


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question 1 of 3

Which statement is TRUE of Gram-positive bacteria?

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1. Starting from inside the cell, what is the correct order of cell envelope components in Gram-negative bacteria?

2. What are the two major functions of the peptidoglycan structural layer?

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About This Quiz & Worksheet

This quiz and corresponding lesson are designed to help you assess your knowledge of what bacterial cell walls are and why they are an important aspect of the structure of these microorganisms. You will need to know about cell wall types and functions to pass the quiz.

Quiz and Worksheet Goals

In these assessments you'll be tested on:

  • Gram-negative bacteria
  • The peptidoglycan structural layer
  • Cell walls

Skills Practiced

This worksheet and quiz will allow you to test the following skills:

  • Defining key concepts - ensure that you can accurately define main phrases, such as peptidogclyan and periplasm
  • Distinguishing differences - compare and contrast Gram-positive and Gram-negative bacteria
  • Information recall - access the knowledge you've gained regarding the function of the bacterial cell wall

Additional Learning

To learn more about this topic, review the accompanying lesson called Bacterial Cell Walls: Structure, Function & Types. This lesson covers the following objectives:

  • Describe the process of osmosis and the resulting osmotic pressure
  • Define bacterial cell envelope and cell wall
  • Discuss structural components of bacterial cell walls
  • Identify and provide details about the two types of bacterial cell walls