Several scientific laboratories across the globe are involved in research concerning the origin of life on Earth. Which graph below, if the results were produced abiotically, would have the greatest promise for revealing important information about the origin or Earthʹs first genetic system?

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#Question id: 12152

#Section 1: Ecology

When immigration from large, productive subpopulations keeps declining subpopulations from dwindling to extinction, the phenomenon is called the __________. 

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#Question id: 11359

#Section 1: Ecology

A predator exhibiting switching behaviour would be expected to underrepresent the prey in its diet (compared to the abundance of prey in the environment) when the prey is at __________ density.

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#Question id: 10872

#Section 1: Ecology

Interference competition is most similar to

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#Question id: 10680

#Section 2: Evolution

Which of the following organism usually show exploitation competition?

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#Question id: 10842

#Section 1: Ecology

The number of species in a community is referred to as the