Campbell Biology (11th Edition)
11th Edition
ISBN: 9780134093413
Author: Lisa A. Urry, Michael L. Cain, Steven A. Wasserman, Peter V. Minorsky, Jane B. Reece
Publisher: PEARSON
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Chapter 34, Problem 34.3CR
How would the appearance of organisms with jaws have altered ecological interactions? Provide supporting evidence.
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Chapter 34 Solutions
Campbell Biology (11th Edition)
Ch. 34.1 - Identify four derived characters that all...Ch. 34.1 - Prob. 2CCCh. 34.1 - VISUAL SKILLS Based on the phylogenetic tree...Ch. 34.2 - How are differences in the anatomy of lampreys and...Ch. 34.2 - WHAT IF? In several different animal lineages,...Ch. 34.2 - WHAT IF? Suggest key roles that mineralized bone...Ch. 34.3 - What derived characters do sharks and tuna share?...Ch. 34.3 - Describe key adaptations of aquatic gnathostomes.Ch. 34.3 - draw it Redraw Figure 34.2 to show four lineages:...Ch. 34.3 - WHAT IF? Imagine that we could replay the history...
Ch. 34.4 - Prob. 1CCCh. 34.4 - Some amphibians never leave the water, whereas...Ch. 34.4 - WHAT IF? Scientists think that amphibian...Ch. 34.5 - Describe three key amniote adaptations for life on...Ch. 34.5 - Prob. 2CCCh. 34.5 - Identify four avian adaptations for flight.Ch. 34.5 - VISUAL SKILLS Based on the phylogeny shown in...Ch. 34.6 - Prob. 1CCCh. 34.6 - Prob. 2CCCh. 34.6 - MAKE CONNECTIONS Develop a hypothesis to explain...Ch. 34.7 - Identify some characters that distinguish hominins...Ch. 34.7 - Provide an example in which different features of...Ch. 34.7 - WHAT IF? Some genetic studies suggest that the...Ch. 34 - Describe likely features of the common ancestor of...Ch. 34 - Identify the shared features of early fossil...Ch. 34 - How would the appearance of organisms with jaws...Ch. 34 - Which features of amphibians restrict most species...Ch. 34 - Explain why birds are considered reptiles.Ch. 34 - Describe the origm and early evolution of mammals.Ch. 34 - Vertebrates and tunicates share (A) jaws adapted...Ch. 34 - Living vertebrates can be divided into two major...Ch. 34 - Unlike eutherians, both monotremes and marsupials...Ch. 34 - Which clade does not include humans? (A)synapsids...Ch. 34 - As hominins diverged from other primates, which of...Ch. 34 - Which of the following could be considered the...Ch. 34 - Prob. 7TYUCh. 34 - SCIENTIFIC INQUIRY DRAW IT As a consequence of...Ch. 34 - Prob. 9TYUCh. 34 - SYNTHESIZE YOUR KNOWLEDGE This animal is a...
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- Where on this cladogram would the derived trait of using their front teeth as a “third hand” be placed? This a trait exhibited by Neanderthals.arrow_forwardWhat traits or innovations allowed movement of animals onto land, and why might these traits have been advantageous?arrow_forwardIn what present-day country was the oldest known fossil of a primate found?arrow_forward
- How can we explain that fossils of Mesosaurus an extinct reptile that could not swim across open water, are found in the southern parts of both Africa and South America?arrow_forwardINTERPRET DATA Develop a hypothesis to explain why animals adapted to the desert are usually small. How would you test your hypothesis?arrow_forwardWhat were the adaptations that improved the ability of each of the following groups to survive on land? Amphibians: Birds: Reptiles: Mammals:arrow_forward
- What two species did early Homo sapiens live with during the end of the Pleistocene? A. Sahelanthropus tchadensis and Denisovans B. Neanderthals and Ardipithecus ramidus C. Neanderthals and Australopithecines D. Neanderthals and Denisovansarrow_forwardWhich features characteristic of humans are unlikely to fossilize? a. the bones and dung b. the jaws and dung c. behavioural and soft tissue features d. behavioural and hard tissue featuresarrow_forwardThis question is based on vertebrate structures. How is the terrestrial environment different from the aquatic environment, and how does that lead to selection for different structures?arrow_forward
- If members of a group, such as chordates , evolved from a common ancestor then they should show similarities in structure, which supports this hypothesis?arrow_forwardWhat was more important for the invasion of the land by vertebrates during the Paleozoic: becoming tetrapods, evolving efficient lungs or evolving waterproof skin?arrow_forwardHow can we explain that fossils of Mesosaurus, an extinct reptile that could not swim across open water, are found in the southern parts of both Africa and South America?arrow_forward
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