Biology The Essentials
Quiz 15: Evolution and Diversity of Microbial Life
Chloroplasts Arose by Endosymbiosis of A(an
Chloroplasts arose by endosymbiosis of a(an) A) aerobic bacterium. B) photosynthetic bacterium. C) anaerobic bacterium. D) aerobic archaeon. E) photosynthetic archaeon.
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How did multicellular organisms evolve from unicellular organisms? A) Single-celled organisms joined together, or failed to separate after cell division. B) Single-celled organisms joined together only. C) Single-celled organisms failed to separate after cell division only. D) Single-celled organisms joined together, or absorbed other species by endosymbiosis. E) One species absorbed another species by endosymbiosis only.
The endosymbiont theory states that eukaryotic cells work together to form a multicellular organism.
The endoplasmic reticulum,Golgi body,and other membranous organelles of cells might have formed by numerous infoldings of the cell's outer membrane.
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