题目

BIOL 1001 (090-095) Unit 3.1 Learning Quiz: Diversity of Life

多重下拉选择题

Eukaryotes likely originated from [ Select ] aerobic anaerobic archaebacteria that engulfed but did not digest, aerobic eubacteria. The new organism thrived in an oxygenated atmosphere. The endosymbiotic eubacteria are the ancestor of the [ Select ] mitochondria nucleus inside all eukaryotic cells.

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思路分析

The question presents a two-part fill-in scenario about the origin of eukaryotes and the identity of the endosymbiotic ancestor. First blank options to consider are anaerobic vs aerobic. The statement reads: 'Eukaryotes likely originated from [Select] archaebacteria that engulfed but did not digest, [Select] eubacteria.' The widely supported endosymbiotic theory posits that an anaerobic archaebacterium (one that did not rely on oxygen) engaged in a symbiotic relationship with an aerobic......Login to view full explanation

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类似问题

Ancestors of which type of bacteria likely gave rise to chloroplasts?

Question at position 8 The endosymbiotic theory for the origin of mitochondria and chloroplasts suggests that these organelles arose from prokaryotic organisms that took up residence within an ancestral pre-eukaryotic cell. Which of the following statements offered in support of this theory is FALSE?Mitochondria and chloroplasts have circular chromosomes.Mitochondria, chloroplasts, and prokaryotes are similar in size.Mitochondria and chloroplasts have nuclei like other prokaryotes.Mitochondria and chloroplasts multiple by binary fission, like other prokaryotes.Clear my selection

Question at position 15 The endosymbiotic theory for the origin of mitochondria and chloroplasts suggests that these organelles arose from prokaryotic organisms that took up residence within an ancestral pre-eukaryotic cell. Which of the following statements offered in support of this theory is FALSE?Mitochondria and chloroplasts have circular chromosomes.Mitochondria and chloroplasts multiple by binary fission, like other prokaryotes.Mitochondria and chloroplasts have nuclei like other prokaryotes.Mitochondria, chloroplasts, and prokaryotes are similar in size.Clear my selection

Question at position 29 What evidence indicates mitochondria evolved before chloroplasts in eukaryotic cells?Chloroplasts can reproduce independently, while mitochondria cannot.Mitochondria are larger and more complex than chloroplasts.All eukaryotes have mitochondria, but only some groups have chloroplasts.Mitochondria contain linear chromosomes, whereas chloroplasts have circular chromosomes.Clear my selection

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