Which of the Following Statements About the Evolution of Notochord

question 16

Multiple Choice

Which of the following statements about the evolution of notochord development in ascidians is false?

• A)The ancestral Brachyury gene exists in invertebrates.
• B)Brachyury gene in ascidians has a role in notochord development.
• C)In ascidians,the Brachyury T-box region encodes a transcription factor.
• D)The Brachyury gene is not present in vertebrates.
• E)Since invertebrates do not have notochords,the Brachyury gene must have evolved a new function.

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Definitions:

Endowment

The initial allocation of income, goods, or resources that individuals or firms possess in an economy, often impacting their trading capabilities and outcomes in markets.

Price

The amount of money required to purchase a good or service, reflecting its value in a market economy.

Endowment

The total resources available to an individual or entity, including income, assets, and wealth.

Consumption

The process by which goods and services are used up by consumers, reflecting a part of the economy concerned with spending on final goods and services.