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midterm bio - 1 Which of the following organisms first gave...

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1. Which of the following organisms first gave Earth its oxygen-containing atmosphere? C. cyanobacteria 100% 2. Earth's second early atmosphere, the one produced by outgassing of volcanoes and other vents, is thought to have consisted mainly of which of the following components? 3. Which of the following groups are types of life in the order in which they are thought to have appeared on the Earth (from earliest to most recent)? 4. In the experiments of Miller, and those of other scientists, it was shown that
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5. Which one of the following statements about prokaryotes is false ? 11. Cyanobacteria 16. Which of the following group descriptions is/are not correct? 18. Plasmodial slime molds
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26. Which one of the following causes food poisoning and typhoid fever? 28. According to the endosymbiotic theory of the origin of chloroplasts, photosynthetic prokaryotic cells 29. While on a camping trip in Southern California, you drink untreated mountain water. After a few days you develop persistent, chronic diarrhea. Microscopic examination of a fecal sample from you is most likely to reveal
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