Campbell Biology
3rd Edition
ISBN: 9781269937832
Author: Reece, Urry, Cain, Wasserman, Minorsky, Jackson
Publisher: Pearson Custom Publishing
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Chapter 34, Problem 34.6CR
Describe the origm and early evolution of mammals.
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describe some human characteristics that can be attributedto the tree-dwelling habits of earlier primates
Chapter 34 Solutions
Campbell Biology
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 - Prob. 4CCCh. 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 - Prob. 34.7CRCh. 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 - Prob. 10TYU
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- The evolution of which of the following features of mammals is hardest to trace through the fossil record? a. Jaw structure b. Mammary glands c. Middle ear structure d. Development of hairarrow_forwardDiscuss the characteristics of mammals.arrow_forwardDescribe structural and functional adaptations that appeared in early amniotes that foreshadowed the mammalian body plan. Which mammalian attributes do you think were especially important to successful diversification of mammals?arrow_forward
- Describe the derived features that distinguish primates from other animalsarrow_forwardDiscuss the traits in the body (not head/skull) that define Primates and set them apart from other mammal groups.arrow_forwardDescribe how early developmental processes in Eutherian mammals are different from those of other vertebrates.arrow_forward
- Give 8 physiological adaptations of mammals. Pls. specify the name of mammals and its specific physiological adaptations.arrow_forwardDescribe the aboreal adaptation of nonhuman primates and include specific anatomical characteristics ( mention at least three adaptations). do humans exhibit these anatomical characteritics? Explainarrow_forwardFossils suggest that the first major trait distinguishing human primates from other primates was __________.arrow_forward
- How does the need for dietary vitamin C show that humans are more closely related to other primates than to other mammals?arrow_forwardName two traits that primates have that are modified from an ancestral mammalian form (consider: what traits differentiate primates from other mammals due to their specialized adaptations within the arboreal ecological niche).arrow_forwardWhat are two defining characteristics of mammals?arrow_forward
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