Campbell Biology: Concepts & Connections (9th Edition)
Campbell Biology: Concepts & Connections (9th Edition)
9th Edition
ISBN: 9780134296012
Author: Martha R. Taylor, Eric J. Simon, Jean L. Dickey, Kelly A. Hogan, Jane B. Reece
Publisher: PEARSON
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Chapter 19, Problem 2CC

Connecting the Concepts

2. In the chordate phylogenetic tree below, fill in the shared derived character that defines each clade.

Chapter 19, Problem 2CC, Connecting the Concepts 2. In the chordate phylogenetic tree below, fill in the shared derived

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Evolution of Whales This is an example of how microevolutionary changes eventually result in the formation of a by macroevolution. 1. How many species are in the diagram? 2. What living animal are whales most closely related to? 3. What happened to whales' closest cousins? Outgroup Masonychia Perissodactyla Gujaratia pakistanensis Wasatchian Diacodexts Homacodon Tylopoda Sulformes Ruminantia Anthracotheres Cebochoerus Hippopotamids Khirtharia Indohyus Cetacea Distantly Related Mammal Extinct Ancestor Group Rhinos, Horses, Tapirs Pigs Cows/Sheep Hippos Extinct Artiodactyl Extinct Whale "Cousin" Modern Whales
C. Phylogenetic tree Interpretation. Salamander Lizard - Perch Hagfish Mouse Chimp Pigeon, Feathers Fur; mammary glands Claws or nails Lungs Jaws 1. Which organisms in the cladogram in figure 1 have fur and mammary glands? 2. Which organisms in the cladogram in figure 1 have jaws? 3. Based on the cladogram, which shared a common ancestor most recently----a mouse and a lizard or a mouse and a perch? 4. Which two organisms would you expect to have a closer matching DNA sequence for a gene that doesn't matter in terms of natural selection?--Hagfish and Pigeon or Hagfish and Salamander?
Hagfish Salamander Lizard Perch Mouse Chimp Pigeon Feathers Fur; mammary glands Claws or nails ungs Jaws Fig. 1. Cladogram on some vertebrates Related questions: 1. What is the synapomorhpy shared by the mouse and chimpanzee? Answer: 2. Specify the apomorphy of the pigeon. Answer: 3. Jaw is present to what taxa? Answer:

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Phylogenetic Mysteries: Crash Course Zoology #12; Author: CrashCourse;https://www.youtube.com/watch?v=cVaw7nF72Aw;License: Standard youtube license