Microbiology: A Systems Approach
5th Edition
ISBN: 9781259706615
Author: Marjorie Kelly Cowan Professor
Publisher: McGraw-Hill Education
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Chapter 9, Problem 6MCQ
Summary Introduction
Introduction:
DNA serves as a genetic material in all prokaryotic and eukaryotic organisms. It is a thread-like structure which carries genetic information required for growth, reproduction, and development of organisms.
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Choose the combination of answers that most accurately completes the statement. Why must the lagging strand of DNA be replicated in short pieces? a. because of limited space b. otherwise, the helix will become distorted c. the DNA polymerase can synthesize in only one direction d. to make proofreading of code easier
Choose the combination of answers that most accurately completes the statement.Why must the lagging strand of DNA be replicated in short pieces? a. because of limited space b. otherwise, the helix will become distorted c. the DNA polymerase can synthesize in only one direction d. to make proofreading of code easier
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Chapter 9 Solutions
Microbiology: A Systems Approach
Ch. 9.1 - Define the terms genome and gene.Ch. 9.1 - Differentiate between genotype and phenotype.Ch. 9.1 - Diagram a segment of DNA, labeling all important...Ch. 9.1 - Summarize the steps of bacterial DNA replication...Ch. 9.1 - Compare and contrast the synthesis of leading and...Ch. 9.2 - Explain how the classical view of the central...Ch. 9.2 - Prob. 7AYPCh. 9.2 - Illustrate the steps of transcription, noting the...Ch. 9.2 - Prob. 9AYPCh. 9.2 - Prob. 10AYP
Ch. 9.2 - Identify the locations of the promoter, the start...Ch. 9.2 - Prob. 12AYPCh. 9.2 - Prob. 13AYPCh. 9.3 - Define the term operon and explain one advantage...Ch. 9.3 - Differentiate between repressive and inducible...Ch. 9.3 - Prob. 16AYPCh. 9.4 - Explain the defining characteristics of a...Ch. 9.4 - Describe three forms of horizontal gene transfer...Ch. 9.5 - Prob. 19AYPCh. 9.5 - Prob. 20AYPCh. 9 - What is the smallest unit of heredity? a....Ch. 9 - The nitrogen bases in DNA are bonded to the a....Ch. 9 - DNA replication is semiconservative because the...Ch. 9 - In DNA, adenine is the complementary base for...Ch. 9 - Transfer RNA is the molecule that a. contributes...Ch. 9 - Prob. 6MCQCh. 9 - The lac operon is usually in the _____ position...Ch. 9 - Prob. 8MCQCh. 9 - Prob. 9MCQCh. 9 - When genes are turned on differently under...Ch. 9 - The DNA pairs are held together primarily by...Ch. 9 - Prob. 12TFCh. 9 - Prob. 13TFCh. 9 - Prob. 14TFCh. 9 - Prob. 15TFCh. 9 - Explain the relationship among the following...Ch. 9 - On paper, replicate the following segment of DNA:...Ch. 9 - Provide evidence in support of or refuting the...Ch. 9 - Using the DNA sequence 3 TAC CAG ATA CAC TCC CCT...Ch. 9 - Use your knowledge of DNA recombination events to...Ch. 9 - Prob. 1VCCh. 9 - From chapter 4, figure 4.11a. Speculate on why...Ch. 9 - Concept Mapping | Blooms Level 6: Create Appendix...
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- Take this strand of DNA and a) Transcribe it, then b) Translate it.TAC GCA GTA ACA GGC CCT ATCa)b)arrow_forwardThe anchor used to start a new DNA strand is called a ________. a. trigger b. first c. starterarrow_forwardWhat is the role of Polyvinylpyrrolidone in DNA isolation? A. Cell lysis B Remove polyphenols C Inhibit enzymes D Create an aqueous layer where DNA staysarrow_forward
- The chain termination method of sequencing: a. uses labeled ddNTPs b. uses only dideoxynucleotides c. uses only deoxynucleotides d. uses labeled dNTPsarrow_forwardSuccessful bacterial DNA replication does NOT … please explain the answer choice a.ligate DNA nicks b.use a bidirectional fork c.prime new synthesis using DNA primers d.have SSB (single strand binding protein) stabilize single stranded DNAarrow_forwardThe sequence of one strand of DNA is ACCTGC. What is the sequence of the complimentary strand of DNA? A. ACCTCG B. TGGACG C. UGGAGC D. ACCUGCarrow_forward
- How is each new nucleotide added to the growing end of a DNA strand? a. A dehydration reaction joins the monomer to the new strand b. By using DNA polymerase c. Both of the above d. A hydrolytic reaction joins the monomer to the new strandarrow_forwardChoose the combination of answers that most accurately completes the statement.The function of ligase is to a. rejoin segments of DNA c. synthesize cDNA b. make longitudinal cuts in DNA d. break down ligamentsarrow_forwardTo make a new DNA strand, which of the following is necessary? a. A template strand c. Heavy nitrogen b. Nucleotides d. Both a and barrow_forward
- DNA fragments that are 500 bp, 1000 bp, and 2000 bp in length are separated by gel electrophoresis. Which fragment will migrate farthest in the gel? a. The 2000-bp fragment b. The 1000-bp fragment c. The 500-bp fragment d. All will migrate equal distances.arrow_forwarda. Write the reaction that proves that UV attacks DNA.b. What is a base stacking interaction? How does it help DNA?c. Explain the Sanger method in detail.arrow_forwardChoose the combination of answers that most accurately completes the statement.As a general rule, the fi rst codon on a the DNA template strand that signals the start for a protein is a. TAC c. ATG b. AUG d. UACarrow_forward
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