A Species of Mouse Mainly Eats Grasses

question 93

Multiple Choice

A species of mouse mainly eats grasses.Individuals of this species are smaller in locations where it co-occurs with a second,larger rodent species that also eats grass than in locations without that larger rodent.What is the most likely cause of this difference?

• A) A trophic cascade
• B) An evolutionary arms race
• C) A mutualism evolving into a consumer-resource relationship
• D) A consumer-resource relationship evolving into a mutualism
• E) Resource partitioning

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Definitions:

Positioning Research

A marketing strategy that involves identifying a market niche for a brand, product, or service using market research and analysis.

Competitors

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The unique abilities and resources a company possesses that enable it to achieve competitive advantage and perform effectively in the market.

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