Biology: The Unity and Diversity of Life (MindTap Course List)
14th Edition
ISBN: 9781305073951
Author: Cecie Starr, Ralph Taggart, Christine Evers, Lisa Starr
Publisher: Cengage Learning
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Textbook Question
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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A clade is_____ . a. defined by a derived character c. a hypothesis b. a monophyletic group d. all of the above
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The evolution of various life forms on Earth is summarized in ________.
a.
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Chapter 18 Solutions
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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- The only taxon that is always the same as a clade is the____ . a. genus c. species b. family d. kingdomarrow_forwardIn terms of classification of organisms, it can be said that the living things on Earth are very A. dangerous B. deceptive C. developed D. diverse. The next lower level of classification, immediately following phylum is A. kingdom B. order C. class D. species. The next higher level of classification, immediately following family is A. species B. genus C. class D. order. Human beings are called Homo sapies; here, “Homo” represents A. genus B. species C. class D. kingdom. Organisms belonging to the same species usually interbreed with one another. Exceptions to this can be found in some A. reptiles B. mammals C. plants D. vertebratesarrow_forwardA cladogram or phylogenetic tree is used to classify organisms into groups based on their shared characteristics, where each node or branching point is known as _________________. Group of answer choices A. Common ancestry B. New species C. Reproductive isolation D. New characteristic E. None of the answers are correctarrow_forward
- The bones of a bird’s wing are similar to the bones in a bat’s wing. This observation is an example of_______ . a. uniformitarianism c. comparative morphology b. evolution d. a lineagearrow_forwardIn a cladogram, each node represents a(n)______ . a. single lineage c. common ancestor b. extinction d. adaptive radiationarrow_forwardThe word “theory” in theory of evolution is best replaced by ________. a. fact b. hypothesis c. idea d. alternate explanationarrow_forward
- Constructing a cladogram______ . a. may involve parsimony analysis b. helps us rank species into taxa c. reveals convergent structures d. is a necessary part of DNA barcodingarrow_forwardA monophyletic group is a ______. a. phylogenetic tree b. shared derived trait c. character state d. cladearrow_forwardIn cladograms, sister groups are______ . a. inbred c. represented by nodes b. the same age d. in the same familyarrow_forward
- A shared ancestral feature is a/an select one a. symplesiomorphy b.synapomorphy c.autapomorphyarrow_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_forwardHomologous structures among major groups of organisms may differ in_____ a. size c. function b. shape d. all of the abovearrow_forward
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