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Test Bank for Brock Biology of Microorganism 16th Edition by Michael T. Madigan 12.1 Multiple Choice Questions 1. If a foreign gene is cloned into an expression host, it is important that the host itself A) not produce the protein being studied. B) produce the protein in larger amounts than the vector. C) repress the genetic expression being studied. D) produce signal proteins to tag the host protein. 2. What is the difference between PCR and RT-PCR? A) Only PCR makes many c...

Test Bank for Brock Biology of Microorganism 16th Edition by Michael T. Madigan 11.1 Multiple Choice Questions 1. A mutant that has a nutritional requirement for growth is an example of a(n) A) autotroph. B) auxotroph. C) heterotroph. D) organotroph. 2. Consider a mutation in which the change is from UAC to UAU. Both codons specify the amino acid tyrosine. Which type of point mutation is this? A) silent mutation B) nonsense mutation C) missense mutation D) frameshift m...

Test Bank for Brock Biology of Microorganism 16th Edition by Michael T. Madigan 15.1 Multiple Choice Questions 1. Microbial diversity is thought of in terms of phylogenetic diversity and functional diversity because A) similar functional traits are often found in divergent phylogenetic groups. B) phylogenetic diversity dictates functional diversity in microbes. C) functional diversity only pertains to functions that are not phylogenetic. D) similar phylogenetic groups almost alway...

Test Bank for Brock Biology of Microorganism 16th Edition by Michael T. Madigan 14.1 Multiple Choice Questions 1. The metabolic diversity of photosynthetic bacteria stems from different A) bacteriochlorophylls and pigments they contain. B) chlorophylls they can have and organic compounds they can produce. C) light-harvesting complexes, electron donors, and organic compounds they produce. D) unrelated taxa capable of photosynthesis. 2. Whether an organism is classified as a pho...

Chapter 6: Microbial Regulatory Systems Chapter 7: Molecular Biology of Microbial Growth Chapter 8: Viruses and Their Replication Chapter 9: Microbial Systems Biology Chapter 10: Viral Genomics, Diversity, and Ecology

Test Bank for Brock Biology of Microorganism 16th Edition by Michael T. Madigan 13.1 Multiple Choice Questions 1. The earliest stromatolites were probably formed by A) anoxygenic phototrophs. B) anoxygenic lithotrophs. C) oxygenic phototrophs. D) oxygenic lithotrophs. 2. Compared with today, the temperature on Earth during its first half-billion years was probably A) considerably warmer. B) considerably colder. C) about the same as today. D) about the same as today on ...

Test Bank for Brock Biology of Microorganism 16th Edition by Michael T. Madigan 7.1 Multiple Choice Questions 1. Fluorescence microscopy allows visualization of all of the following EXCEPT A) cytoskeletal proteins. B) nuclear proteins. C) interactions between cytoplasmic proteins. D) All of these answer choices can be visualized. 2. Once replication of the chromosome has begun, DnaA is inactivated A) as a result of being blocked from oriC B) by increased expression of FtsZ...

Test Bank for Brock Biology of Microorganism 16th Edition by Michael T. Madigan 6.1 Multiple Choice Questions 1. Regulation of enzyme activity occurs A) at the start of transcription. B) at the start of translation. C) posttranslationally. D) at any point on the enzymatic production pathway. 2. A protein region with a specific function and structure is called a A) conserved site. B) domain. C) locale. D) motif. 3. Transcriptional regulators bind most frequently at ...

Test Bank for Brock Biology of Microorganism 16th Edition by Michael T. Madigan 10.1 Multiple Choice Questions 1. Which type of viruses generally has the smallest genome? A) bacteriophages B) DNA viruses C) RNA viruses D) viroids 2. The Baltimore Scheme to classify viruses contains a total of ______ groups based on _______. A) four / genome composition B) four / genome composition and transcription mechanism C) seven / genome composition D) seven / genome composition a...

Test Bank for Brock Biology of Microorganism 16th Edition by Michael T. Madigan 9.1 Multiple Choice Questions 1. ______ of prokaryotic genomes are now available in public databases. A) Dozens B) Hundreds C) Thousands D) Millions 2. Based on the table of average intron frequency given below, predict the relative order of genome size for these four eukaryotic organisms. Organism Average Intron Frequency Cryptosporidium parvum 0 Plasmodium falciparum 1 Arabidopsis thaliana 5...