LIFE: THE SCIENCE OF BIOLOGY
11th Edition
ISBN: 9781319145125
Author: Sadava
Publisher: MAC HIGHER
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Chapter 1.1, Problem 4R
Summary Introduction
To review:
The information that biologist uses to create a phylogenetic tree.
Introduction:
A phylogenetic tree is a branching diagram or a tree that shows the evolutionary relationship among organisms. The diagram shows the divergence of a different group of the organism from each other and from their common ancestor.
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LIFE: THE SCIENCE OF BIOLOGY
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- What does the term "Root system" mean in technical language to biologists? What are the similarities and differences between the everyday and technical meanings and uses of the term?arrow_forwardWithin the field of phylogenetics, what does a “bootstrap value” represent? (write/make 3 points for this question)arrow_forwardShould more weight should be given to genetic data or to information derived from comparative anatomy (phenotypes) in regard to taxonomic classification?arrow_forward
- In what way do systematists use shared derived characters in their work?arrow_forwardPhylogenetic trees are used to show the evolutionary relationships among various biological species and are usually based upon shared derived characters. In constructing phylogenetic trees, it is useful to first draw up a character table to show the presence or absence of characters among the various groups of organisms being studied. a. Draw up a character table based upon the following shared derived characters of land plants: flowers, seeds, vascular tissues, and dependent embryos. Your character table must include the names/descriptions of the plant groups that are being characterized. b. Construct a phylogenetic tree based on this data.arrow_forwardWhat is Biological classification? What is the need of classification?arrow_forward
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