Biology: Concepts and Investigations
5th Edition
ISBN: 9781260259049
Author: Hoefnagels
Publisher: MCG
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Chapter 13.1, Problem 2MC
What types of information provide the clues that scientists use in investigating evolutionary relationships?
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Chapter 13 Solutions
Biology: Concepts and Investigations
Ch. 13.1 - What is the geologic timescale?Ch. 13.1 - What types of information provide the clues that...Ch. 13.2 - What are some of the ways that fossils form?Ch. 13.2 - Why will the fossil record always be incomplete?Ch. 13.2 - Prob. 3MCCh. 13.2 - Distinguish between relative and absolute dating...Ch. 13.2 - How does radiometric dating work?Ch. 13.3 - How have the positions of Earths continents...Ch. 13.3 - Prob. 2MCCh. 13.4 - What can homologous structures reveal about...
Ch. 13.4 - What is a vestigial structure? What are some...Ch. 13.4 - What is convergent evolution?Ch. 13.5 - How does the study of embryonic development reveal...Ch. 13.5 - Prob. 2MCCh. 13.6 - How does analysis of DNA and proteins support...Ch. 13.6 - Prob. 2MCCh. 13.6 - How can molecular clocks help determine when two...Ch. 13.7 - How might the ability to crawl on land for short...Ch. 13.7 - Prob. 2MCCh. 13 - You discover that a 24,000-year-old fossil has one...Ch. 13 - In fossils found in deeper layers of the Earth,...Ch. 13 - Prob. 3MCQCh. 13 - Ground beetles (Carabus solieri) have useless hind...Ch. 13 - Prob. 5MCQCh. 13 - Prob. 6MCQCh. 13 - Explain the significance of the geologic timescale...Ch. 13 - Prob. 2WIOCh. 13 - Describe six types of fossils and how they form....Ch. 13 - The bubonic plague swept through western Europe in...Ch. 13 - Index fossils represent organisms that were...Ch. 13 - Prob. 6WIOCh. 13 - Prob. 7WIOCh. 13 - Prob. 8WIOCh. 13 - How do biologists use sequences of proteins and...Ch. 13 - Prob. 10WIOCh. 13 - Figure 13.25 Pull It Together: Evidence of...Ch. 13 - Prob. 2PITCh. 13 - Refer to figure 13.25 and the chapter content to...
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- What are the importance of evolutionary concepts? Explain in 3 paragraphs.arrow_forwardDoes the use of DNA sequences in the study of evolutionary relationships mean that other characteristics are unimportant in such studies? Discuss what other forms of evidence you may still want to use, along with when and why those other forms of evidence would be especially helpful.arrow_forwardWhy is the study of evolution controversial and uncomfortable for some?arrow_forward
- Explain the significance of using multiple lines of evidence to identify evolutionary relationships.arrow_forwardContrast the reductionist approach with systems biology. How are the two approaches complementary? Which approach is more likely to consider emergent properties?arrow_forwardFor evolutionary biologist a) Identify and describe the career (everyday tasks, daily routines,responsibilities, duties, etc.) b) What education is required to achieve this career (high school courses,grades, college, university programs, volunteer work, etc.)arrow_forward
- Discuss the significance of mutations and explain the role of the environment in the evolutionary process. (Hint: Consider Lenski's study and what is demonstrated. Do not re-tell Lenski’s study)arrow_forwardWhat is the Darwinian theoryarrow_forwardWhat are the two key facets of the Darwinian Theory of evolution? Explain them briefly.(If possible answer should be in accordance with NCERT Biology).arrow_forward
- Based on their anatomical and behavioral differences, biologists previously placed humans and chimpanzees in different families, but now DNA sequence data suggest that they are closely related and should be placed in the same family. What are some advantages of using DNA sequences to decide how to classify organisms? What might be some disadvantages?arrow_forwardWhat is meant by biological evolution?arrow_forwardIn essay form, explain the benefits, effects, and contributions of the five agents of evolutionary change.arrow_forward
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