Which Conclusion Can Be Drawn from Gause's Experiments on Interspecific

question 3

Multiple Choice

Which conclusion can be drawn from Gause's experiments on interspecific competition between two species of Paramecium that are cultured together and feed on the same resource?

• A) Both populations of Paramecium expire due to a build-up of waste products.
• B) One population of Paramecium used the other as a food source.
• C) Paramecium populations survive well together because they have no limiting resources.
• D) When two populations of Paramecium use the same limiting resource, they can coexist long term.
• E) When two populations of Paramecium use the same limiting resource, they cannot coexist long term.

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