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EBK BIOLOGY: CONCEPTS AND APPLICATIONS
9th Edition
ISBN: 8220100477805
Author: STARR
Publisher: CENGAGE L
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Chapter 17, Problem 13SQ
Summary Introduction
Introduction:
The groups of organisms that have the same derived traits are termed as clades. The traits that are inherited by the organisms from their ancestors are called derived traits. The diagrammatic representation of connections between clades is termed as cladogram.
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Students have asked these similar questions
a diagram that shows evolutionary connections between clades is called a_______ .a. karyotype c. cladogramb. molecular clock d. homologous structure
A 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 correct
A monophyletic group is a ________. a. phylogenetic tree b. shared derived trait c. character state d. clade
Chapter 17 Solutions
EBK BIOLOGY: CONCEPTS AND APPLICATIONS
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- 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_forwardThe evolution of various life forms on Earth is summarized in ________. a. the binomial naming system b. phylogenetic trees c. the taxonomic classification systemarrow_forwardWhat do scientists use to apply cladistics? a. homologous traits b. homoplasies c. analogous traits d. monophyletic groupsarrow_forward
- Assuming chimpanzees (Pan troglodytes) and humans (Homo sapiens) are more closely related to each other than either is to gorillas (Gorilla gorilla), which of the following cladograms is correct? a. B b. A c. neither is correct d. both are correctarrow_forwardIn a cladogram, each node represents a(n)______ . a. single lineage c. common ancestor b. extinction d. adaptive radiationarrow_forwardQ1: Variable descriptions of a character is called a _____________. A. Homologous character B. Character state C. Analogous character D. Shared derived character Q2: Vestigial structures are the structures that used to have functions in the past but mostly lost these functions in the present. Which of the following is NOT an example of a vestigial structure? A. Nictitating membrane in humans B. Appendix in humans C. Femur in humans D. Coccyx in humans Q3: According to Wallace and Darwin, for new individuals to emerge, a group of individuals must become? A. Reproductively crossed among other organisms B. Geographically isolated from the rest of the original population C. Embryologically different from the rest of other organisms D Reproductively isolated from the rest of the original populationarrow_forward
- Which characters are most informative in phylogenetic reconstruction because they indicate monophyletic groups? A. Homoplasies B. Symplesiomorphies C. Recently evolved traits that are found in just one species D. Ancestral traits E. Synapomorphiesarrow_forwardA shared ancestral feature is a/an select one a. symplesiomorphy b.synapomorphy c.autapomorphyarrow_forwardThe type of speciation that takes place in geographically overlapping populations is known as ________________________. A. Allopatric speciation B. Sympatric speciation C. Morphological speciation D. Physiological speciationarrow_forward
- 1)The wings of an insect and bird have similar structures and purposes, but different ancestors; therefore, the wings of both are ______ structures. * A. Homologous B. Analogous C. Identical D. Vestigialarrow_forwardWhat pattern of speciation is illustrated by the development of the allopolyploid species? A. allopatric speciation B. sympatric speciation C. cladopatric speciation D. anapatric speciationarrow_forwardBoth octopuses and cuttlefish have a single-lens eye. Their common ancestor also had a single-lens eye. What word describes the relationship between the octopus eye and the cuttlefish eye? a. homologous c. analogous b. vestigial d. convergentarrow_forward
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