Microbiology with Diseases by Body System (4th Edition)
4th Edition
ISBN: 9780321918550
Author: Robert W. Bauman Ph.D.
Publisher: PEARSON
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Textbook Question
Chapter 7, Problem 1MC
Which of the following is most likely the number of base pairs in a bacterial chromosome?
- a. 4,000,000
- b. 4000
- c. 400
- d. 40
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There is segment of double-stranded DNA that is found to have a total of 140 bases. If 45 of those bases are Thymine, how many of them are Cytosine?
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a. 50
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d. 90
which process releases the DNA into the ionic medium?
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What is the role of Sodium Iodidee in DNA isolation?
A. Solubilization of phospholipids
B Precipitation of DNA
C Destroy hydrogen bonding network in solvent
D Precipitation of cel wall and cell membrane
Chapter 7 Solutions
Microbiology with Diseases by Body System (4th Edition)
Ch. 7 - DNA replication requires a large amount of energy,...Ch. 7 - Vibrio vulnificus Infection Greg enjoyed Floridas...Ch. 7 - Prob. 2TMWCh. 7 - Prob. 3TMWCh. 7 - Why is the genetic ancestry of microbes much more...Ch. 7 - Prob. 1CCSCh. 7 - Which of the following is most likely the number...Ch. 7 - Which of the following is a true statement...Ch. 7 - A plasmid is ___________. a. a molecule of RNA...Ch. 7 - Prob. 4MC
Ch. 7 - Prob. 5MCCh. 7 - Which of the following molecules functions as a...Ch. 7 - Prob. 7MCCh. 7 - Prob. 8MCCh. 7 - The Ames test ___________. a. uses auxotrophs and...Ch. 7 - Which of the following methods of DNA repair...Ch. 7 - Prob. 11MCCh. 7 - Prob. 12MCCh. 7 - Which of the following statements is true? a....Ch. 7 - Prob. 14MCCh. 7 - Although two cells are totally unrelated, one cell...Ch. 7 - Prob. 16MCCh. 7 - Prob. 17MCCh. 7 - Prob. 18MCCh. 7 - Prob. 19MCCh. 7 - Prob. 20MCCh. 7 - Prob. 21MCCh. 7 - Prob. 22MCCh. 7 - Prob. 23MCCh. 7 - Before mutations can affect a population...Ch. 7 - Prob. 25MCCh. 7 - Fill in the Blanks 1. The three steps in RNA...Ch. 7 - Fill in the Blanks 2. A triplet of mRNA...Ch. 7 - Fill in the Blanks 3. Three effects of point...Ch. 7 - Fill in the Blanks 4. Insertions and deletions in...Ch. 7 - Fill in the Blanks 5. An operon consists of...Ch. 7 - Prob. 6FIBCh. 7 - Prob. 7FIBCh. 7 - Fill in the Blanks 8. A gene for antibiotic...Ch. 7 - Fill in the Blanks 9. ______ are nucleotide...Ch. 7 - Fill in the Blanks 10. ____________ is a...Ch. 7 - Fill in the Blanks 11.________ RNA carries amino...Ch. 7 - Fill in the Blanks 12. ______ RNA and ______ RNA...Ch. 7 - How does the genotype of a bacterium determine its...Ch. 7 - List several ways in which eukaryotic messenger...Ch. 7 - Compare and contrast intrans and exons.Ch. 7 - Polypeptide synthesis requires large amounts of...Ch. 7 - Describe the operon model of gene regulation.Ch. 7 - Prob. 6SACh. 7 - Prob. 7SACh. 7 - Describe the formation and function of mRNA, rRNA,...Ch. 7 - Prob. 9SACh. 7 - Explain the central dogma of genetics.Ch. 7 - Compare and contrast the processes of...Ch. 7 - Fill in the following table:Ch. 7 - On the figure below, label DNA polymerase I, DNA...Ch. 7 - Prob. 2VICh. 7 - The drugs ddC and AZT are used to treat AIDS....Ch. 7 - Prob. 1CTCh. 7 - A scientist uses a molecule of DNA composed of...Ch. 7 - Explain why an insertion of three nucleotides is...Ch. 7 - How could scientists use siRNA to turn off a...Ch. 7 - Prob. 5CTCh. 7 - Prob. 6CTCh. 7 - Prob. 7CTCh. 7 - Prob. 8CTCh. 7 - Corynebacterium diphtheriae, the causative agent...Ch. 7 - Prob. 10CTCh. 7 - The endosymbiotic theory states that mitochondria...Ch. 7 - Hydrogen bonds between complementary nucleotides...Ch. 7 - On average, RNA polymerase makes one error for...Ch. 7 - We have seen that wobble makes the genetic code...Ch. 7 - If a scientist synthesizes a DNA molecule with the...Ch. 7 - What DNA nucleotide triplet codes for codon UGU?...Ch. 7 - Suppose you want to insert into your dog a gene...Ch. 7 - Using the following terms, fill in the following...
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- The first level of DNA organization in a eukaryotic cell is maintained by which molecule? a. cohesin b. condensin c. chromatin d. histonearrow_forwardGiven a DNA strand with nucleotide sequence 3’ CCGTTACCGC 5’, how many hydrogen bonds are formed between this strand and its complementary strand? A. 9 B. 10 C. 20 D. 27 E. 30arrow_forwardA mutation in which of these proteins will lead to increased mutations in all daughter cells? A. helicase B. topoisomerase C. ligase D. DNA polymerasearrow_forward
- The nucleotide sequence in a single strand of DNA represents which level of structure? a. quaternary b. tertiary c. primary d. secondaryarrow_forwardWhat are major functions that DNA polymerase performs? A. unzips the DNA strand and makes the new nucleotides B. proof reads the new DNA strands for errors and corrects them C. bonds the nucleotides together forming the new DNA strand D. A, B, and C E. A and B F. B and C G. A and Carrow_forwardWhat is a section of DNA that codes for a protein called? A.Gene B.Chromosome C.Allele D.Plasmidarrow_forward
- Which type of mutation produces the same protein despite a change in the DNA? A. nonsense B. missense C. silent D. frameshiftarrow_forwardWhat is the role of Proteinase K in DNA isolation? A. Inhibit enzymes B Catalyze breakdown of nuclei acids C Degrade proteins D Remove disultide bongs in proteinsarrow_forwardWhat is a genetically identical copy of an organism? a.Karyotype b.Clone c.Autosome d.Diploidarrow_forward
- What is the role of Sucrose in DNA isolation? A.Cell Lysis B. Maintain osmotic pressure C. Maintain ionic strength D. Precipitate proteinsarrow_forwardAt the end of which step does the amino acid chain fold into a three dimensional protein? A. Transcription B. Translation C. Meiosis D. Mitosisarrow_forwardWhat is the role of chloroform in DNA isolation? A. Precipitate RNA B Precipitate phospholipids C Precipitate DNA D Precipitate proteinsarrow_forward
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