TEST BANK FOR MICROBIOLOGY AND EVOLVING SCIENCE 5TH EDITION BY JOAN.L REAL EXAM QUESTIONS WITH VERIFIED SOLUTIONS

TEST BANK FOR MICROBIOLOGY AND EVOLVING SCIENCE 5TH EDITION BY JOAN.L REAL EXAM QUESTIONS WITH VERIFIED SOLUTIONS Name: Class: Date: chapter 1 1. Viruses are a. infectious agents that infect exclusively multicellular organisms. b. noncellular particles that take over the metabolism of a cell to generate more virus particles. c. pathogens that replicate in complex growth media. d. cellular particles that belong to the archaea domain. lOMoAR cPSD| Downloaded by Elizabeth Whitney () e. microbes that consist of lipid membrane–enclosed genomes. 2. The analysis of DNA sequences reveals a. the ancient convergence of prokaryotes and eukaryotes. b. that prokaryotes and eukaryotes evolved from a common ancestral cell. c. that bacteria share a common ancestor with archaea but not with eukarya. d. that prokaryotes are cells with a nucleus. e. that the genome of Haemophilus influenzae has about 2 billion base pairs. 3. Which of these groups are considered to be microbes, but NOT considered to be cells? a. viruses b. bacteria c. archaea d. protists e. filamentous fungi 4. A microbe is commonly defined as a(n) that requires a microscope to be seen. a. virus lOMoAR cPSD| Downloaded by Elizabeth Whitney () b. bacterium c. single-cellular prokaryote d. archaea e. eye of a fruit fly 5. Which one of the following statements regarding microbial cells is FALSE? a. Microbial cells acquire food, gain energy to build themselves, and respond to environmental change. b. Most single-celled organisms require a microscope to render them visible, but some bacterial cells are large enough to be seen with the naked eye. c. Microbes evolve at slow rates. d. Many microbes form complex multicellular assemblages. e. Viruses are not considered microbial cells. 6. Which of the following statements is FALSE? a. A genome is the total genetic information contained in an organism’s chromosomal DNA. b. If a microbe’s genome includes genes for nitrogenase, that microbe probably can fix nitrogen. c. By comparing DNA sequences of different organisms, we can figure out how closely related they are. d. Fred Sanger developed the first applicable DNA sequencing method. e. Fred Sanger completed the sequences of Haemophilus influenzae. lOMoAR cPSD| Downloaded by Elizabeth Whitney () 7. The first cellular genomes to be sequenced were those of a. humans. b. bacteria. c. viruses. d. prions. e. fungi. 8. Which organism can engulf aquatic prey? a. E. coli b. Herpes simplex c. Ebola d. Stentor sp. e. Halophiles 9. The development of the theory of the “RNA world” resulted from the discovery of a. archaea. b. prions. lOMoAR cPSD| Downloaded by Elizabeth Whitney () c. bacteria. d. ribozymes. e. endosymbionts. 10. Which marine sulfur bacterium can grow to 0.7 mm? a. Thermomargarita namibiensis b. E. coli c. Pelomyxa d. Caulerpa taxifolia e. Varicella zoster