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:

Substitute Good

A product or service that consumers can use in place of another product or service, influenced by changes in prices, tastes, and other factors.

Market Demand Curve

A graphical representation showing the total quantity of a good or service that consumers in a market are willing and able to purchase at various prices.

Consumer Income

The total amount of income received by consumers, affecting their purchasing power and demand for goods and services.

Fast Food

Quick service food, often pre-prepared or quickly made, served in restaurants or outlets for rapid consumption.