I_Webks_spr09

I_Webks_spr09 - MBIO 2051- Practice exam I Memorizing the...

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Memorizing the answers to each of these questions will not help you because these will not be the questions on your exam. Make sure you understand why each answer is the correct one. This is only a sample of questions from some of the information you are responsible for on the exam. Once again, these questions are only meant to give you an idea of the types of questions to expect. You should study everything and not expect to see these exact questions. Also, don’t assume that if a topic is not covered on this sample exam, then it will also not be covered on your real exam. All material presented in class should be studied. 1. Which of the following groups have at least some species which have peptidoglycan? A) Bacteria only B) Archaea only C) Bacteria and archaea D) Eukaryotes E) Prokaryotes and eukaryotes 2. Which of the following statements about prokaryotes and eukaryotes are FALSE? A) In eukaryotes, the chromosomes are separated from the cytoplasm by a membrane, while in prokaryotes the chromosome is not separated from the cytoplasm. B) Eukaryotes have many different types of organelles, while prokaryotes do not have organelles. C) Since prokaryotes lack chloroplasts, they are unable to carry out photosynthesis. D) While some species of eukaryotes and prokaryotes have flagella, the structure of eukaryotic flagella is very different from the structure of prokaryotic flagella. E) Microorganisms may be either prokaryotes or eukaryotes. 3. Which of the following groups have a nucleoid? A) Bacteria only B) Archaea only C) Bacteria and archaea D) Eukaryotes E) Prokaryotes and eukaryotes 4. Which of the following are prokaryotes? A) Archaea B) Viruses C) Protozoa D) A and C above E) All of the above are prokaryotes 5. How are archaea, bacteria and algae alike? A) They all lack a nuclear membrane. B) Mitochondria are absent C) Chloroplasts are present D) They all have a cytoplasmic membrane E) They all have nucleoids 6. Which of the following is not a major characteristic of ALL types of cells? A) They all have DNA, which contains all the information necessary to make a new cell. B) They all have a cell wall to prevent the cell from exploding due to the higher internal pressure. C) They all use enzymes to metabolize nutrients. D) All types of cells can respond to changing environmental conditions. E) They can pass mutations from one generation to the next, resulting in the formation of new species. 7. Which of the following scientists performed experiments aimed at disproving spontaneous generation? A) Robert Hooke
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I_Webks_spr09 - MBIO 2051- Practice exam I Memorizing the...

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