MindTap Biology, 1 term (6 months) Printed Access Card for Starr/Taggart/Evers/Starr's Biology: The Unity and Diversity of Life (MindTap Course List)
14th Edition
ISBN: 9781305269842
Author: Cecie Starr, Ralph Taggart, Christine Evers, Lisa Starr
Publisher: Cengage Learning
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Chapter 18, Problem 3SQ
A clade is _________.
- a. defined by a derived trait
- b. a monophyletic group
- c. a hypothesis
- d. all of the above
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What do scientists use to apply cladistics? a. homologous traits b. homoplasies c. analogous traits d. monophyletic groups
Chapter 18 Solutions
MindTap Biology, 1 term (6 months) Printed Access Card for Starr/Taggart/Evers/Starr's Biology: The Unity and Diversity of Life (MindTap Course List)
Ch. 18 - In cladistics, the only taxon that is always...Ch. 18 - Prob. 2SQCh. 18 - A clade is _________. a. defined by a derived...Ch. 18 - Prob. 4SQCh. 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. 8SQCh. 18 - Mitochondrial DNA sequences are often used in...Ch. 18 - Hawaiian Honeycreeper Phylogeny The Poouli...
Ch. 18 - Prob. 2DAACh. 18 - Hawaiian Honeycreeper Phylogeny The Poouli...Ch. 18 - Hawaiian Honeycreeper Phylogeny The Poouli...Ch. 18 - Molecular clocks are based on comparisons of the...Ch. 18 - True or false? DNA barcoding can identify an...Ch. 18 - A mutation that alters the embryonic expression...Ch. 18 - All of the following data types can be used as...Ch. 18 - True or false? Phylogeny helps us study the spread...Ch. 18 - Prob. 15SQCh. 18 - In the late 1800s, a biologist studying animal...Ch. 18 - The photos shown above illustrate a case of...
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- Which assumption of cladistics is stated incorrectly? a. Living things are related by descent from a common ancestor. b. Speciation can produce one, two, or three new species. c. Traits change from one state to another. d. The polarity of a character state change can be determined.arrow_forwardPhylogenetic trees are based on a. natural selection. b. genetic drift. c. homology. d. none of the above.arrow_forwardA taxonomic group that contains species that have similar phenotypes due to convergent evolution is a. paraphyletic. b. monophyletic. c. polyphyletic. d. a good cladistic group.arrow_forward
- What kind of trait is important to cladistics? a. shared derived traits b. shared ancestral traits c. analogous traits d. parsimonious traitsarrow_forwardA paraphyletic group includes a. an ancestor and all of its descendants. b. an ancestor and some of its descendants. c. descendants of more than one common ancestor. d. All of the choices are correct.arrow_forwardPeople studying fossils have to employ which of the following species concepts? a. The Morphospecies Concept b. The Biological Species Concept c. The Phylogenetic Species Concept d. The Physical Species Conceptarrow_forward
- Whales and dolphins evolved from land mammals. Their front legs have become fin-like structures called flukes which help them swim. The similarity in form and function of the flukes of whales and the fins of fishes is an example of...? Group of answer choices a. convergent evoluton b. homology c. neitherarrow_forwardAn octopus and an owl both have large eyes with similar structures. If their most recent common ancestor lacked eyes what is the reason for the similarity? Group of answer choices a. genetic drift b. convergent evolution c. mutation d. homology e. gene flowarrow_forwardWhat is not always true of a valid binomial species name like Homo sapiens? A. It includes the genus name B. It is the first published name applied to the biological species C. It is defined by autapomorphic character states D. Technically, it consists of a noun and an adjective asaparrow_forward
- A taxon composed of all species derived from a common ancestoris referred to asa. a phylum.b. a monophyletic group or clade.c. a genus.d. an outgroup.e. all of the abovearrow_forwardWhich of the following assumptions is not part ofcladistics?a. A lineage’s characters change over time.b. All species share common ancestry.c. Each lineage branches from another lineage.d. Similar body parts are evidence of a recentdivergencearrow_forwardIn a paraphyletic group a. all species are more closely related to each other than they are to a species outside the group. b. evolutionary reversal is common. c. polyphyly also usually occurs. d. some species are more closely related to species outside the group than they are to some species within the group.arrow_forward
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