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 3TYU
Unlike eutherians, both monotremes and marsupials
- (A) lack nipples.
- (B) havc some embryonic development outside the uterus.
- (C) lay eggs.
- (D) are found in Australia and Africa.
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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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- Distinguish between (a) radial and bilateral symmetry; (b) blastula andgastrula; (c) direct and indirect development; (d) complete andincomplete digestive tracts; (e) coelom and pseudocoelom.arrow_forwardIn vertebrates, what anatomical structure partially or completely replaces the notochord? 1.) lateral-line system 2.) cartilage or a bony skeleton 3.) endostyle 4.) dorsal hallow nerve cordarrow_forwardOne of the characteristics unique to animals is(A) gastrulation.(B) multicellularity.(C) sexual reproduction.(D) flagellated sperm.arrow_forward
- A swim bladder is a gas-filled sac that helps fish maintainbuoyancy. The evolution of the swim bladder from the airbreathing organ (a simple lung) of an ancestral fish is anexample of(A) exaptation.(B) changes in Hox gene expression.(C) paedomorphosis.(D) adaptive radiationarrow_forwardThe notochord develops primarily from (a) ectoderm, (b) neural crest, (c) mesoderm, (d) endoderm.arrow_forwardPut the following milestones in animal evolution in orderfrom oldest to most recent: (a) origin of mammals,(b) earliest evidence of terrestrial arthropods, (c) Ediacaranfauna, (d) extinction of large, nonflying dinosaurs.arrow_forward
- Primates can be distinguished from other mammals by their Question 34 options: a) hair and mammary glands. b) lack of a tail. c) adaptations for climbing trees, such as hands and feet that grip and arms/shoulders for brachiation. d) amniotic eggs and presence of a jaw.arrow_forwardThe first primates evolved from (a) shrewlike monotremes (b) therapsids (c) shrewlike placental mammals (d) tarsiers (e) shrewlike marsupialsarrow_forwardFrom an evolutionary perspective, what is the significance of each of the following: (1) placoderms, (2) lungfishes, (3) ray-finned fishes, and (4) Tiktaalik?arrow_forward
- WORD FILL INS a) All chordates as embryos have the start of gills- what are these called? ____ pouches b) The blood that flows from the heart into the gills or lungs is in the _____ circuit. c) Air enters an insect's body through holes called ____ and into vessels called trachea. d) Insects have a/n _____ circulatory system which means blood-like fluid that flows around freely inside their bodies.arrow_forwardDiscuss the idea that every evolutionary adaptation has both advantages and disadvantages, using each of the following as an example: (a) cephalization,(b) the arthropod exoskeleton, and (c) segmentation with specialization.arrow_forwardWhich of the following is the correct classification for this chordate animal: This vertebrate possesses hair and mammary glands. They are endothermic. This group gives birth to live young at a fetal stage. Most then nurture their young in a pouch. Question 31 options: a) Class Chondrichthyes b) Eutharia c) Cephalochordata d) Birds e) Urodela / Salamanders f) Class Osteichthyes g) Monotreme h) Reptiles (non avian) i) Anura / Frogs j) Superclass Agnatha k) Marsupialarrow_forward
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