Biology
5th Edition
ISBN: 9781260487947
Author: BROOKER
Publisher: MCG
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Textbook Question
Chapter 25, Problem 3CQ
Core Concept: Evolution What are some advantages and potential pitfalls of using changes in morphology to construct phylogenetic trees?
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Do you find it easy to interpret phylogenetic trees?
What aspects are the most challenging or what aspects of the tree can be easily misinterpreted?
What strategies can students use to correct or avoid these common misinterpretations?
Do you consider phylogenetic trees to be reliable indicators of evolutionary relationships?
Include a reference.
Based on the past activities about constructing of phylogenetic trees, how do you distinguish characteristics between primitive and derived characteristics? provide and example to your answer
Which specific type of character state is most useful in constructing a phylogenetic tree?
options:
shared derived state
ancestral state
uniquely derived state
derived state
Chapter 25 Solutions
Biology
Ch. 25.1 - Prob. 1CSCh. 25.1 - Prob. 1CCCh. 25.2 - Can two different species have more than one...Ch. 25.2 - Prob. 2CCCh. 25.3 - What shared derived character is common to the...Ch. 25.3 - Prob. 2CCCh. 25.3 - Prob. 3CCCh. 25.3 - Prob. 1EQCh. 25.3 - Prob. 2EQCh. 25.3 - Prob. 3EQ
Ch. 25.4 - Prob. 1CSCh. 25.5 - Prob. 1CCCh. 25 - Prob. 1TYCh. 25 - Which of the following is the correct order of the...Ch. 25 - Prob. 3TYCh. 25 - Which of the following characteristics is (are)...Ch. 25 - Which of the following occur at branch points, or...Ch. 25 - Prob. 6TYCh. 25 - Prob. 7TYCh. 25 - A goal of modern taxonomy is to a. classify all...Ch. 25 - The concept that the preferred hypothesis is the...Ch. 25 - Prob. 10TYCh. 25 - Prob. 1CQCh. 25 - What is a molecular clock? How is it useful in the...Ch. 25 - Core Concept: Evolution What are some advantages...Ch. 25 - Prob. 1COQCh. 25 - Prob. 2COQ
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- For novice biologists, taxonomy and phylogenetics are difficult concepts to understand and keep separate. This confusion is made worse because modern taxonomic methods make use of molecular tools. Write an essay that contrasts taxonomy to phylogenetics and explain how both disciplines are important to our understanding of species and evolution. Your essay should include a description of taxonomy and phylogenetics, as well as a detailed explanation about how information is represented in a phylogenetic tree or a cladogram.arrow_forwardDraw a simple phylogenetic tree for two sisters clades with a common ancestor. Each sister clade consists of two taxa. Define the following terms and use to label your diagram: clade, node, branch, common ancestor, and taxon.arrow_forwardCircle which of the phylogenetic trees is/are different from the one at the top:arrow_forward
- Discuss 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_forwardPhylogenetic trees are constructed based on Group of answer choices a. shared ancestral characters b. vestigial characters c. homoplastic characters d. cartoon characters e. shared derived characters f. shady charactersarrow_forwardExamine the following phylogenetic tree illustrated in Figure shown in the picture. In general, what does a phylogenetic tree illustrate? How do you compare the relationships of organisms BB, CC, and DD?arrow_forward
- Topic: Role of Molecular Biology in Evolutionary Classification How does the recently developed DNA technology help scientists establish a more accurate classification scheme?arrow_forwardPhylogenetic tree: Change in characteristics occurs in lineages over time. Rate of mutation is not constant over time and for all lineages in phylogenetic tree. So, leaves can have different distance from the root. As, we have no idea how these rabbits are related in evolution. Construct a phylogenetic tree from table below using NeighborJoining Method. where X is 57.arrow_forwardWhy is a classification system based on relatedness war objective than a classification system based on the comparison of observed characteristics. What do the tips and branches of a phylogenetic tree representarrow_forward
- Examine the following phylogenetic tree illustrated in Figure shown in the first picture. In general, what does a phylogenetic tree illustrate? How do you compare the relationships of organisms BB, CC, and DD? Given the following organisms in the Table in the second picture, number them in terms of which is relatively closest and distant. Number 1 refers to closest.arrow_forwardBelow is an example of a particular kind of phylogenetic tree called a chronogram. Chronoograms are named because the length of the branches represents different lengths of time. Nodes are represented by vertical lines, and branches with horizontal ones. They can be arranged horizontally, with the most recent evolutions on the right. Given this information, the taxa that is most closely related to Dubautia ciliolata c. 529 (highlighted below) is _________________ (make sure to type exactly the same characters, including the numbers; do not italicize).arrow_forwardMake phylogenetic tree with this organisms : Gray whale,Ginger, Peacock, Tiger, Rice, Cat, Pineapple, Crocodile, Box jellyfish, Bamboo Make it look like the picture example.arrow_forward
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