10 Questions
Which molecule is believed to have been the original information-storage molecule in the earliest forms of life on Earth?
RNA
What is the term used to describe the hypothesis that RNA was the original information-storage molecule in early life?
RNA world hypothesis
What is one of the key cellular processes in which RNA is involved?
DNA replication
What remarkable property does RNA share with DNA?
Ability to store information
Who conducted experiments to show how RNA could have evolved the ability to catalyze a simple reaction?
Jack W. Szostak
Which molecule was isolated and tested for its ability to catalyze reactions in the experiment described in the text?
RNA
What happened to the RNA molecules that functioned best in each round of the experiment?
They were replicated
How did the efficiency of the RNA catalysts change with each generation in the experiment?
They increased
What is the main reason why many scientists believe RNA played a key role in the origin of life?
RNA can store information
Why do cells now use DNA for information storage and processing?
DNA is more stable than RNA
Test your knowledge on the role of RNA in early cells and its unique properties as both an information storage molecule and a catalyst in this insightful quiz.
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