Two Species of Yeast Are Capable of Persisting Indefinitely on Agar

question 42

Multiple Choice

Two species of yeast are capable of persisting indefinitely on agar in the lab, but when they are grown together under similar conditions, only a single species remains after a few days. This is an illustration of

• A) character displacement.
• B) interference competition.
• C) intraspecific competition.
• D) competitive exclusion.
• E) homotypy.

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Definitions:

Producer Surplus

The difference between the actual amount a producer receives from selling a product and the minimum amount they would accept.

Minimum Acceptable Price

The lowest price at which a seller is willing to sell a product or service, often covering at least the cost of production.

Consumer Surplus

The discrepancy between the aggregate amount consumers are willing to expend on a good or service and the aggregate amount they really expend.