Campbell Biology in Focus (2nd Edition)
2nd Edition
ISBN: 9780321962751
Author: Lisa A. Urry, Michael L. Cain, Steven A. Wasserman, Peter V. Minorsky, Jane B. Reece
Publisher: PEARSON
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Chapter 27.5, Problem 2CC
MAKE CONNECTIONS Compare and contrast how the colonization of land by plants and by vertebrates exemplifies descent with modification. (Review Concepts 19.2 and 26.1.)
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Chapter 27 Solutions
Campbell Biology in Focus (2nd Edition)
Ch. 27.1 - Prob. 1CCCh. 27.1 - Prob. 2CCCh. 27.2 - What is the Cambrian explosion? Why is it...Ch. 27.2 - Prob. 2CCCh. 27.3 - Prob. 1CCCh. 27.3 - WHAT IF? Would it be accurate to describe the...Ch. 27.4 - Prob. 1CCCh. 27.4 - Describe two key adaptations of aquatic...Ch. 27.4 - MAKE CONNECTIONS The radiation of bilaterians in...Ch. 27.5 - Describe two adaptations that have enabled insects...
Ch. 27.5 - MAKE CONNECTIONS Compare and contrast how the...Ch. 27.6 - Describe three key amniote adaptations for life on...Ch. 27.6 - Prob. 2CCCh. 27.6 - WHAT IF? Which came first, the chicken or the egg?...Ch. 27.7 - Describe how ocean communities changed in the...Ch. 27.7 - Prob. 2CCCh. 27.7 - Prob. 3CCCh. 27 - Prob. 1TYUCh. 27 - Fossil steroid and molecular clock evidence...Ch. 27 - Which of the following was probably the least...Ch. 27 - Prob. 4TYUCh. 27 - Prob. 5TYUCh. 27 - Prob. 6TYUCh. 27 - Prob. 7TYUCh. 27 - FOCUS ON EVOLUTION In Figure 27.29, circle the...Ch. 27 - FOCUS ON ORGANIZATION Early tetrapods had a...Ch. 27 - SYNTHESIZE YOUR KNOWLEDGE Collectively, do these...
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- MAKE CONNECTIONS Develop a hypothesis to explainwhy the diversity of mammals increased in the Cenozoic.Your explanation should consider mammalian adaptations as well as factors such as mass extinctions andcontinental drift (review Concept 25.4).arrow_forwardDiscuss how adaptations allowed plants to move from an aquatic environment to the variety of habitats they inhabit today. Maybe, start out by discussing single celled algae and include the transition from prokaryotes to eukaryotes. Then explain why those traits are adaptive, and how they arose. Don't forget the role of natural selection in adaptation.arrow_forwardBriefly describe the process of evolution by natural selection and how the process has shaped the inverted biomass pyramid (below)?arrow_forward
- EVOLUTION CONNECTION Describe how gene flow, geneticdrift, and natural selection all can influence macroevolution.arrow_forwardANALYZING. INSTRUCTION: MASS EXTINCTIONS THAT HAVE OCCURRED REPEATEDLY OVER GEOLOGICAL TIME. BRIEFLY DESCRIBE THE IMPLICATION OF MASS EXTINCTIONS THAT HAVE OCCURRED IN EVOLUTIONARY HISTORY.arrow_forwardMAKE CONNECTIONS Negative feedback is a processthat regulates biological systems (see Concept 40.2).Explain how the density-dependent birth rate of dunefescue grass exemplifies negative feedback.arrow_forward
- Question:- A high and undesirable divergence between two subpopulations could be resolved through which management strategy? A)establishing corridors between habitat fragments B) removing the barriers to dispersal C) capturing and translocating individuals every generation D) any of the actions listed herearrow_forwardINTRODUCTION: Quadrat sampling is a classic tool for the study of ecology, especially biodiversity. In general, a series of squares (quadrats) of a set size are placed in a habitat of interest and the species within those quadrats are identified and recorded. QUESTION: What are the advantages and disadvantages of a quadrat sampling method?arrow_forwardMAKE CONNECTIONS Hawaiian silverswords underwent a remarkable adaptive radiation after their ancestor reached Hawaii, while the islands were still young(see Figure 25.22). Would you expect the cattle egretto undergo a similar adaptive radiation in the Americas(see Figure 52.18)? Explain.arrow_forward
- Question: Think and research the effects of humans' buildings structures, communities, etc. on undeveloped land. Particularly, look at natural species in Texas, as well as the physical environment.arrow_forwardQ5: Relate evolutionary forces to the diversity of ecosystems and of the species within them.arrow_forwardDescribe the San Francisco Estuary Project. How has population growth in the San Francisco Bay Area affected the estuary? How has the habitat fracture in the San Francisco Estuary been increased by human behavior? How is the project focusing on maintaining the biodiversity of plants and animals in the San Francisco Estuary?arrow_forward
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