Prescott's Microbiology
11th Edition
ISBN: 9781260211887
Author: WILLEY, Sandman, Wood
Publisher: McGraw Hill
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Textbook Question
Chapter 19.4, Problem 2CC
List the differences between distance-based and character-based methods for constructing a phylogenetic tree. Which type is maximum parsimony? Explain your answer.
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Briefly describe differences among the distance approach, the maximum parsimony approach, and the maximum likelihood approach to the reconstruction of phylogenetic trees.
Explain the difference between maximum Parsimony and maximum likelihood, when used in computing phylogenetic trees.
Discuss how the principle of parsimony can be used in a cladistics approach to constructing a phylogenetic tree.
Chapter 19 Solutions
Prescott's Microbiology
Ch. 19.1 - What is a natural classification? What microbial...Ch. 19.1 - Prob. 2CCCh. 19.1 - Consider the finding that bacteria capable of...Ch. 19.2 - What is the difference between a microbial species...Ch. 19.2 - Why is it important to have a type strain for each...Ch. 19.2 - The genus Salmonella was once thought to contain...Ch. 19.3 - What are the advantages of using each major group...Ch. 19.3 - Why is rRNA so suitable for determining...Ch. 19.3 - Prob. 3CCCh. 19.4 - Could a phylotype be considered an OTU? What about...
Ch. 19.4 - List the differences between distance-based and...Ch. 19.4 - Prob. 3CCCh. 19.4 - You are building a tree based on 16S rRNA sequence...Ch. 19.4 - Is HGT involved in movement of genes in the core...Ch. 19.5 - On what evidence is this hypothesis based?Ch. 19.5 - Construct a scenario in which each of the...Ch. 19.5 - Define ecotype. Do you think it is necessary to...Ch. 19.5 - What is the difference between the core genome and...Ch. 19.5 - Of the following genes, which do you think are...Ch. 19.5 - Prob. 4CCCh. 19.6 - Prob. 1CCCh. 19.6 - Describe two different situations in which it...Ch. 19 - Prob. 1RCCh. 19 - Prob. 2RCCh. 19 - Prob. 3RCCh. 19 - Prob. 4RCCh. 19 - Prob. 5RCCh. 19 - Prob. 6RCCh. 19 - Consider the fact that the use of 16S rRNA...Ch. 19 - You have recently established a pure culture of a...Ch. 19 - Prob. 3ALCh. 19 - Prob. 4ALCh. 19 - Prob. 5ALCh. 19 - Prob. 6ALCh. 19 - Prob. 7AL
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- How is a phylogenetic “bootstrap value” calculated? Simplify and show the stepsarrow_forwardDescribe the two methods that are used to identify similarity between species when creating phylogenetic trees.arrow_forwardExplain the steps for Constructing a species-level phylogenetic tree usingDNA sequences ?arrow_forward
- Can you construct a phylogenetic tree for the following?arrow_forwardDiscuss the problems in developing an accurate phylogenetic tree. Do you think it is possible to create a completely accurate universal phylogenetic tree? Explain your answer.arrow_forwardWhat is the purpose of using an “outgroup” when reconstructing a phylogenetic tree? (Write 4 points)arrow_forward
- Which of the following best explains why coalescent-based phylogenetic inference is important in the age of phylogenomics? A) Coalescent-based methods directly model gene tree histories independently to infer the species tree in a summary-based manner, which is important for phylogenomic analysis were hundreds to thousands of gene histories are analyzed. B) Coalescent-based methods have the most advanced evolutionary models of molecular evolution, which is important for phylogenomic analysis were hundreds to thousands of gene histories are analyzed. C) Coalescent-based methods are no more important than other types of phylogenetic inference, even for phylogenomic analyses. D) None of the above.arrow_forwardWithin the field of phylogenetics, what does a “bootstrap value” represent? (write/make 3 points for this question)arrow_forwardWhat does a phylogenetic tree depict?arrow_forward
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Phylogenetic Mysteries: Crash Course Zoology #12; Author: CrashCourse;https://www.youtube.com/watch?v=cVaw7nF72Aw;License: Standard youtube license