EBK BIOLOGY: CONCEPTS AND APPLICATIONS
9th Edition
ISBN: 8220100477805
Author: STARR
Publisher: CENGAGE L
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Chapter 17, Problem 11SQ
Summary Introduction
Introduction:
Cladogenesis is the process that is crucial to evolutionary biology as it helps to track the ancestral lineage of organisms. The divergence and convergence of the two or more species can be identified through such evolutionary events
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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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- The only taxon that is always the same as a clade is the____ . a. genus c. species b. family d. kingdomarrow_forwardConstructing 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_forwardWhich of the following taxon contains the other? a. Species b. Class c. Order d. Genusarrow_forward
- In cladograms, sister groups are______ . a. inbred c. represented by nodes b. the same age d. in the same familyarrow_forwardIn a cladogram, each node represents a(n)______ . a. single lineage c. common ancestor b. extinction d. adaptive radiationarrow_forwardSince 1735, the Linnaean classification system has been the basic system for all taxonomy in biology. Which statement best explains the reason for changing how organisms are classified today? A. Organisms are evolving at a faster rate than in the past B. More diverse and complex organisms are being discovered C.  There are more organisms today than there were in the past D. New information about the genetics of species is being discoveredarrow_forward
- A shared ancestral feature is a/an select one a. symplesiomorphy b.synapomorphy c.autapomorphyarrow_forward______ is a way of reconstructing evolutionary history based on derived characters. a. Cladistics c. Convergent evolution b. Linnaean taxonomy d. Divergent evolutionarrow_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_forward
- Homologous structures among major groups of organisms may differ in_____ a. size c. function b. shape d. all of the abovearrow_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_forwardA. The evolutionary history of a species is its ____, but ____ is the science that groups and names species. A. systematics, taxonomy B. phylogeny, taxonomy C. taxonomy, cladistics D. phylogeny, cladistics B. A group of related classes in the plant kingdom is a ____, but in the animal kingdom, this is called ____. A. phylum, division B. division, phylum C. division, domain D. phylum, classes C. All genera of dogs are classified in the taxon called ____. A. class B. family C. order D. phylumarrow_forward
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