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1. A phylogenetic system that defines groups by distinguishing between ancestral and derived characteristics. A. Cladistics B. Cladogram D. Taxonomy B. Phylogenetic tree

1. A phylogenetic system that defines groups by distinguishing between ancestral and derived characteristics. A. Cladistics B. Cladogram D. Taxonomy B. Phylogenetic tree

Biology: The Dynamic Science (MindTap Course List)
Biology: The Dynamic Science (MindTap Course List)
4th Edition
ISBN:9781305389892
Author:Peter J. Russell, Paul E. Hertz, Beverly McMillan
Publisher:Peter J. Russell, Paul E. Hertz, Beverly McMillan
Chapter24: Systematics And Phylogenetics: Revealing The Tree Of Life
Section: Chapter Questions
Problem 4TYK: In a cladistic analysis, a systematist groups together organisms that share: derived homologous...
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Directions: Read each question carefully and choose the letter of the best answer. 1. A phylogenetic system that defines groups by distinguishing between ancestral and derived characteristics. A. Cladistics B. Cladogram D. Taxonomy B. Phylogenetic tree 2. Traits that are old and have been retained from a common ancestor is called? A. Ancestral trait B. Derived trait B. Dichotomous trait D. Scientific trait 3. Based on Dichotomous key which one is Not correct? A. A dichotomous key is a method of identification whereby groups of organisms are divided into two categories repeatedly. B. The key branches split in two at each stage, it is called a dichotomous (from the Greek dicho meaning "in two" or "split" and tom, meaning “to cut") key. C. A tool that allows the user to determine the identity of items in the natural world, such as trees, wildflowers, mammals, reptiles, rocks, and fish. D. The process by which different kinds of living organisms are thought to have developed and diversified from earlier forms during the history of the earth. 4. When using a cladistic approach to systematics, which of the following is considered most important for classification? A. shared primitive characters C. shared derived characters. B. analogous primitive characters D. overall phenotypic similarity 5. A cladogram is a chart that shows A. The basic of cladistics B. Many families tree. B. Many clades combined D. A family tree of organisms.
Transcribed Image Text:Directions: Read each question carefully and choose the letter of the best answer. 1. A phylogenetic system that defines groups by distinguishing between ancestral and derived characteristics. A. Cladistics B. Cladogram D. Taxonomy B. Phylogenetic tree 2. Traits that are old and have been retained from a common ancestor is called? A. Ancestral trait B. Derived trait B. Dichotomous trait D. Scientific trait 3. Based on Dichotomous key which one is Not correct? A. A dichotomous key is a method of identification whereby groups of organisms are divided into two categories repeatedly. B. The key branches split in two at each stage, it is called a dichotomous (from the Greek dicho meaning "in two" or "split" and tom, meaning “to cut") key. C. A tool that allows the user to determine the identity of items in the natural world, such as trees, wildflowers, mammals, reptiles, rocks, and fish. D. The process by which different kinds of living organisms are thought to have developed and diversified from earlier forms during the history of the earth. 4. When using a cladistic approach to systematics, which of the following is considered most important for classification? A. shared primitive characters C. shared derived characters. B. analogous primitive characters D. overall phenotypic similarity 5. A cladogram is a chart that shows A. The basic of cladistics B. Many families tree. B. Many clades combined D. A family tree of organisms.
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