Practice Rna World (5.3) - MOLECULAR BASIS OF INHERITANCE

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6 sample questions

Question 1.
What is the RNA World hypothesis?
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Think about the roles RNA plays in life.
Question 2.
Why is DNA considered more stable than RNA?
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Consider the chemical structures of both.
3Question 3.
What does the RNA World hypothesis propose?
- RNA was developed from DNA
- RNA was the original genetic material
- RNA and DNA evolved simultaneously
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Consider which molecule came first in evolutionary history.
4Question 4.
True or False: DNA is less stable than RNA.
- True
- False
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Think about the structures of nucleic acids.
Question 5.
How would life on Earth differ if RNA had not transitioned to DNA? Speculate on the types of organisms that might dominate.
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Consider the stability and mutation rate implications.
Question 6.
Design a hypothetical experiment that could provide evidence for RNA's role as the first genetic material.
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Think about what favorable conditions would exist for such an experiment.

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