Biology 2e
2nd Edition
ISBN: 9781947172517
Author: Matthew Douglas, Jung Choi, Mary Ann Clark
Publisher: OpenStax
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Chapter 20, Problem 16CTQ
How does a phylogenetic tree relate to the passing of time?
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Chapter 20 Solutions
Biology 2e
Ch. 20 - Figure 20.6 At what levels are cats and dogs...Ch. 20 - Figure 20.10 Which animals in this figure belong...Ch. 20 - Figure 20.11 What is the largest clade in this...Ch. 20 - What is used to determine phylogeny? mutations DNA...Ch. 20 - What do scientists in the field of systematics...Ch. 20 - Which statement about the taxonomic classification...Ch. 20 - On a phylogenetic tree, which term refers to...Ch. 20 - Which statement about analogies is correct? They...Ch. 20 - What do scientists use to apply cladistics?...Ch. 20 - What is true about organisms that are a part of...
Ch. 20 - Why do scientists apply the concept of maximum...Ch. 20 - The transfer of genes by a mechanism not involving...Ch. 20 - Particles that transfer genetic material from one...Ch. 20 - What does the trunk of the classic phylogenetic...Ch. 20 - Which phylogenetic model proposes that all three...Ch. 20 - How does a phylogenetic tree relate to the passing...Ch. 20 - Some organisms that appear very closely related on...Ch. 20 - List the different levels of the taxonomic...Ch. 20 - Dolphins and fish have similar body shapes. Is...Ch. 20 - Why is it so important for scientists to...Ch. 20 - Describe maximum parsimony.Ch. 20 - Compare three different ways that eukaryotic cells...Ch. 20 - Describe how aphids acquired the ability to change...
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- Do these phylogenetic trees tell the same story?arrow_forwardHow did you use interpretation of the phylogenetic tree to select an answer?arrow_forwardHow does a phylogenetic tree relate to the passing of time? Some organisms that appear very closely related to a phylogenetic tree may not actually be closely related (Example. Sharks and dolphins). Why is this?arrow_forward
- Define parsimony. How is it used to build phylogenetic trees?arrow_forwardHow do we actually construct a phylogenetic tree?arrow_forwardCompare phylogenetic trees created using DNA data with phylogenetic trees created using chromosomal banding patterns. Which technique do you think is more valuable and why?arrow_forward
- What is the purpose of using an “outgroup” when reconstructing a phylogenetic tree?arrow_forwardWithin the field of phylogenetics, what does a “bootstrap value” represent? (write/make 3 points for this question)arrow_forwardHow can we use morphological traits to determine branching patterns on phylogenetic trees?arrow_forward
- What is a clade?arrow_forwardWhen building a phylogenetic tree, where do you place a number used to designate a change in character state?options: at a mark crossing the branch for the species that exhibits the new state at a node where two branches diverge at the end of a branch between the last species to exhibit the old state and the first to display the new statearrow_forwardWhich statement is usually true about phylogenetic trees? a) nodes represent points when traits have evolved b) branch tips that are next to each other are more closely related c) the branching pattern describes the hypothesized evolutionary relationships between the taxa d) the order of the branch tips (left to right) indicates which taxa are more advanced evolutionarilyarrow_forward
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