Natasha Paul and Gerald Joyce's Experiment Sought to Provide Evidence

question 31

Multiple Choice

Natasha Paul and Gerald Joyce's experiment sought to provide evidence that supported the theory of RNA world. To show evolutionary change, there had to be variation in RNA sequences, the ability to reproduce or replicate themselves, and fitness differences between sequences. This schematic of the results illustrates which specific requirement for evolutionary change that Paul and Joyce were studying? A


B

• A) It illustrates that in certain conditions, RNA was capable of replicating.
• B) It illustrates variation in RNA sequences.
• C) It illustrates that natural selection did not occur in RNA world.
• D) It illustrates fitness differences between the RNA sequences.

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Definitions:

Shared Activities

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Joint Attention

A social-communication skill in which two people use gestures and gaze to share focus on an object or activity.

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A developmental stage typically ranging from about 6 to 12 years of age, characterized by increased cognitive, social, and physical abilities.

Self-concept

An individual's perception and evaluation of themselves, encompassing beliefs, feelings, and thoughts about one's abilities, appearance, and values.