Oswald Avery: Experiment & Discovery Video


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question 1 of 3

Frederick Griffith's experiments resulted in which of the following novel findings?

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1. In Avery, MacLeod and McCarty's experiment, what enzyme was present in the mixture of R & S Strain that when injected into the mice did not result in death?


Organize the steps of the Avery-MacLeod-McCarty experiment in the correct order:

(A) They treated each tube with a specific enzyme that would degrade one single type of chemical compound.

(B) They examined what happened to the mice.

(C) They identified the chemical nature of the transforming principle.

(D) They took a mixture of the S Strain bacteria and broke the cells up and then separated the mixture into different tubes.

(E) They added R strain bacteria to each of the tubes and then injected them to different mice.

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About This Quiz & Worksheet

This quiz/worksheet combo will assess your understanding of the experiment conducted by Oswald Avery, Colin MacLeod and Maclyn McCarty. In order to pass the quiz, you'll need to know about Frederick Griffith as well as the enzyme present in the Avery/MacLeod/McCarty experiment and what steps they took in their experimental process.

Quiz & Worksheet Goals

In these assessments you'll be tested on:

  • Frederick Griffith's experiment
  • The order of steps taken by Avery, MacLeod and McCarty in their experiment
  • An enzyme present in the mixture of R & S Strain

Skills Practiced

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

  • Information recall - access the knowledge you've gained regarding the experiment conducted by Oswald Avery, Colin MacLeod and Maclyn McCarty
  • Reading comprehension - ensure that you draw the most important information from the related lesson in order to list the Avery/MacLeod/McCarty experiment steps in the correct order
  • Interpreting information - verify that you can read information regarding the transforming principle in science and interpret it correctly

Additional Learning

If you're interested in learning more, check out the accompanying lesson titled Oswald Avery: Experiment & Discovery. This lesson will help you:

  • Understand the contributions that Frederick Griffith made in the study of bacteria
  • Define 'transforming principle'
  • Learn about Oswald Avery's biography and career path
  • Recognize the steps Oswald Avery, Colin MacLeod and Maclyn McCarty used to prove that DNA was the transforming principle