The strongest evidence for the endosymbiotic origin of eukaryotic organelles is the similarity between extant prokaryotes and which of the following?

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#Question id: 11917

#Section 1: Ecology

Which one of the following  features of an early community?

TLS Online TPP Program

#Question id: 11918

#Section 1: Ecology

A succession which begins when rooted aquatic plants become established at the edge of a pond, is known as,

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#Question id: 11919

#Section 1: Ecology

Frequent disturbances could lead to failure of a community to reach a climax community as one seral stage keeps replacing itself, a condition known as

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#Question id: 11920

#Section 1: Ecology

Erigeron dominates and reduces the biomass of Setaria, this is an example of

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#Question id: 12371

#Section 1: Ecology

Succession results from disturbance by fire.

TLS Online TPP Program

#Question id: 12372

#Section 1: Ecology

In a particular case of secondary succession, three species of wild grass all invaded a field. By the second season, a  single species dominated the field. A possible factor in this secondary succession was