Antimicrobial Peptides: Definition and Use Against Microbes


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What is a peptide?

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1. Antimicrobial peptides tend to be _____ charged, and bacterial surfaces tend to be _____ charged.

2. Which of the following molecules is a lipopeptide antibiotic used to treat multidrug-resistant MRSA infections?

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About This Quiz & Worksheet

Antimicrobial peptides are important in antibiotic development, and this quiz/worksheet combo will help you test your understanding of the term and the role these peptides have in producing antibiotics. Topics you'll need to know to pass the quiz include the definition of a peptide and the charge and toxicity of antimicrobial peptides.

Quiz & Worksheet Goals

In these assessments, you'll be tested on:

  • The definition of peptide
  • The charges of antimicrobial peptides and bacterial surfaces
  • The use of specific peptides to treat infections such as MRSA
  • How antimicrobial peptides are believed to achieve selective toxicity
  • Scientists' views regarding the study of antimicrobial peptides

Skills Practiced

This quiz and worksheet allow students to test the following skills:

  • Reading comprehension - ensure that you draw the most important information from the related antimicrobial peptides lesson
  • Making connections - use understanding of the concept of microbial resistance
  • Information recall - access the knowledge you've gained regarding peptides and antibiotics
  • Knowledge application - use your knowledge to answer questions about selective toxicity

Additional Learning

To learn more about antimicrobial peptides, review the accompanying lesson on Antimicrobial Peptides. This lesson covers the following objectives:

  • Define peptide
  • Define peptide antibiotics and understand their role in combating disease
  • Differentiate between peptide antibiotics and antimicrobial peptides
  • Understand the concept of selective toxicity