Genetics DNA I: The Genetic Material

by Nathan Lents, Ph.D.


1. In the late 19th and early 20th century, most scientists believed that ________ was the genetic material because it offers more potential complexity.

2. Frederick Griffith made his important observations about "transformation" while attempting to develop a vaccine against which pathogenic organism?

3. When Frederick Griffith coined the term "transformation," this was in reference to the genetic re-programming of

4. In the famous Avery, MacLeod, and McCarty experiment, the tube that was treated with _______ resulted in the destruction of the "transforming material."

5. The Hershey and Chase experiment served as powerful independent confirmation that DNA was indeed the genetic material. They made their discovery using which type of organism?

6. As determined by Frederick Griffith's experiment, when DNA is "transformed"

7. After Griffith's results were made known, scientists all over the world began to repeat his experiment in slightly different ways. Which statement BEST explains why that happened?

Whenever you fall, pick something up.
-Oswald Avery, 1877-1955

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