C8e_28_Test_Bank

C8e_28_Test_Bank - Biology 8e(Campbell Chapter 28 Protists...

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Biology, 8e (Campbell) Chapter 28 Protists Multiple-Choice Questions 1) Protists are alike in that all are A) unicellular. B) eukaryotic. C) symbionts. D) monophyletic. E) autotrophic. Answer: B Topic: Concept 28.1 Skill: Knowledge/Comprehension 2) Biologists have long been aware that the defunct kingdom Protista is paraphyletic. Which of these statements is both true and consistent with this conclusion? A) Many species within this kingdom were once classified as monerans. B) Animals, plants, and fungi arose from different protist ancestors. C) The eukaryotic condition has evolved only once among the protists, and all eukaryotes are descendants of that first eukaryotic cell. D) Chloroplasts among various protists are similar to those found in prokaryotes. E) Some protists, all animals, and all fungi share a protist common ancestor, but these protists, animals, and fungi are currently assigned to three different kingdoms. Answer: E Topic: Concept 28.1 Skill: Knowledge/Comprehension 3) The strongest evidence for the endosymbiotic origin of eukaryotic organelles is the similarity between extant prokaryotes and which of the following? 4) According to the endosymbiotic theory of the origin of eukaryotic cells, how did mitochondria originate? 1
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5) Which of these statements is false and therefore does not support the hypothesis that certain eukaryotic organelles originated as bacterial endosymbionts? Such organelles
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