Biology: The Unity and Diversity of Life (MindTap Course List)
15th Edition
ISBN: 9781337408332
Author: Cecie Starr, Ralph Taggart, Christine Evers, Lisa Starr
Publisher: Cengage Learning
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Textbook Question
Chapter 18, Problem 14SQ
Choose the statement that is incorrect.
- a. Phylogeny helps us study the spread of viruses through human populations.
- b. DNA barcoding can identify an individual as belonging to a particular species.
- c. Lineages that are more distantly related have more similarities in the DNA sequence of their genomes.
- d. Nonconservative amino acid substitutions can cause drastic changes in
phenotype .
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To apply parsimony to constructing a phylogenetic tree, (A) choose the tree that assumes all evolutionary changes are equally probable. (B) choose the tree in which the branch points are based on as many shared derived characters as possible. (C) choose the tree that represents the fewest evolutionary changes,in either DNA sequences or morphology. (D) choose the tree with the fewest branch points.
Chapter 18 Solutions
Biology: The Unity and Diversity of Life (MindTap Course List)
Ch. 18 - Hawaiian Honeycreeper Phylogeny The po'ouli...Ch. 18 - Hawaiian Honeycreeper Phylogeny The po'ouli...Ch. 18 - Hawaiian Honeycreeper Phylogeny The po'ouli...Ch. 18 - Hawaiian Honeycreeper Phylogeny The po'ouli...Ch. 18 - Prob. 1SQCh. 18 - Which of the following assumptions is not part of...Ch. 18 - Prob. 3SQCh. 18 - Prob. 4SQCh. 18 - In a cladogram, each node represents a(n) _______...Ch. 18 - Constructing a cladogram _______ . a. may involve...
Ch. 18 - In cladograms, sister groups are _______ . a....Ch. 18 - Through ______, a body part of an ancestor is...Ch. 18 - Homologous structures among major groups of...Ch. 18 - Prob. 10SQCh. 18 - Molecular clocks are based on comparisons of the...Ch. 18 - Prob. 12SQCh. 18 - All of the following data types can be used as...Ch. 18 - Choose the statement that is incorrect. a....Ch. 18 - Prob. 15SQCh. 18 - Match the terms with the most suitable...Ch. 18 - In the late 1800s, a biologist studying animal...Ch. 18 - The photos shown above illustrate a case of...Ch. 18 - Bonobas and chimpanzees are sister groups. Humans,...
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- Which best describes a branch point in a phylogenetic tree? a. a hypothesis b. new lineage c. hybridization d. a matingarrow_forwardOn a phylogenetic tree, which term refers to lineages that diverged from the same place? a. sister taxa b. basal taxa c. rooted taxa d. dichotomous taxaarrow_forwardWhich statement is usually true about phylogenetic trees? a) nodes represent points when traits have evolved b) branch tips that are next to each other are more closely related c) the branching pattern describes the hypothesized evolutionary relationships between the taxa d) the order of the branch tips (left to right) indicates which taxa are more advanced evolutionarilyarrow_forward
- A monophyletic group is a ________. a. phylogenetic tree b. shared derived trait c. character state d. cladearrow_forwardWhat do scientists use to apply cladistics? a. homologous traits b. homoplasies c. analogous traits d. monophyletic groupsarrow_forwardA monophyletic group is a ______. a. phylogenetic tree b. shared derived trait c. character state d. cladearrow_forward
- Which statement about analogies is correct? a. They occur only as errors. b. They are synonymous with homologous traits. c. They are derived by response to similar environmental pressures. d. They are a form of mutation.arrow_forwardWhat kind of trait is important to cladistics? a. shared derived traits b. shared ancestral traits c. analogous traits d. parsimonious traitsarrow_forwardOrganisms that are closer together on a cladograma. are in the same family.b. comprise an outgroup.c. share a more recent common ancestor than those organisms that are farther apart.d. share fewer derived characters than organisms that are farther apart.arrow_forward
- Within the field of phylogenetics, what does a “bootstrap value” represent? (write/make 3 points for this question)arrow_forwardCan you answer all the parts of this question about this picture A: This organism is a member of which class? B: This organism is a member of which subclass? C: What is Structure B? D:What is the sex of this organism?arrow_forwardWalter sutton a- proposed theory of evolution b- proposed chromosomal theory of inheritance c-proposed that dna is genetic material d- none of the abovearrow_forward
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