EBK CAMPBELL BIOLOGY
11th Edition
ISBN: 9780134505589
Author: Urry
Publisher: PEARSON CO
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Chapter 21.5, Problem 2CC
Explain how multiple exons might have arisen in the ancestral EGF and fibronectin genes shown on the left side of Figure 21.16.
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Chapter 21 Solutions
EBK CAMPBELL BIOLOGY
Ch. 21.1 - Describe the whole-genome shotgun approach.Ch. 21.2 - Prob. 1CCCh. 21.2 - Explain the advantage of the systems biology...Ch. 21.2 - MAKE CONNECTIONS The ENCODE pilot project found...Ch. 21.2 - MAKE CONNECTIONS In Concept 20.2, you learned...Ch. 21.3 - The best estimate is that the human genome...Ch. 21.3 - The Genomes Online Database (GOLD) Website of the...Ch. 21.3 - WHAT IF? What evolutionary processes might...Ch. 21.4 - Discuss the characteristics of mammalian genomes...Ch. 21.4 - VISUAL SKILLS Which of the three mechanisms...
Ch. 21.4 - Contrast the organizations of the rRNA gene family...Ch. 21.4 - MAKE CONNECTIONS Assign each DNA segment at the...Ch. 21.5 - Describe three examples of errors in cellular...Ch. 21.5 - Explain how multiple exons might have arisen in...Ch. 21.5 - What are three ways that transposable elements are...Ch. 21.5 - WHAT IF? In 2005, Icelandic scientists reported...Ch. 21 - How did the Human Genome Project result in more...Ch. 21 - What has been the most significant finding of the...Ch. 21 - Compare genome size, gene number, and gene density...Ch. 21 - Explain how the function of transposable elements...Ch. 21 - How could chromosomal rearrangements lead to the...Ch. 21 - What type of Information can be obtained by...Ch. 21 - Bioinformatics intludes all of the following...Ch. 21 - Homeotic genes (A) encode transcription factors...Ch. 21 - Prob. 3TYUCh. 21 - DRAW IT Below are the amino acid sequences(using...Ch. 21 - EVOLUTION CONNECTION Genes important in the...Ch. 21 - scientific inquiry The scientists mapping the SNPs...Ch. 21 - Prob. 7TYUCh. 21 - SYNTHESIZE YOUR KNOWLEDGE Insects have three...
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- If we were to clone this gene directly from the nuclear DNA, bacteria would not be able to express the insulin protein. Explain why this is truearrow_forwardWould a gain of function mutaion that occurs in the first exon of a gene with twelve exons more likely be missense or nonsense? Briefly explain your choice. List one disease that we studied in class that is due to a gain of function.arrow_forwardIn Figure 17-26, the bottom panel shows that genes B andC are oriented in a different direction (note the promoters). Do you think this difference in orientation wouldaffect their functionality?arrow_forward
- Explain the effect of one, two or all three introns removal from the Hes7 gene would reduce the delay the production of the unstable Hes7 gene.arrow_forward. Let’s say that you have incredible skill and can isolate the white and red patches of tissue from the Drosophila eyes shown in Figure 12-24 in order to isolate mRNA from each tissue preparation. Using your knowledge of DNA techniques from Chapter 10, design an experiment that would allow you to determine whether RNA is transcribed from the white gene in the red tissue or the whitetissue or both. If you need it, you have access to radioactive white-gene DNAarrow_forwardExplain how the presence of tryptophan favors the formation of the 3–4 stem-loop.arrow_forward
- Please describe the four-step process of the elongation during protein translation in bacteria.arrow_forwardSuppose that a 20-bp deletion occurs in the middle of exon 2 of the gene depicted in Figure 14.12a. What will be the likely effect of this deletion in the proteins produced by alternative splicing?arrow_forwardFrom Table 20-3, would you expect the noncoding mutation g4205a to be fixed before or after the coding mutation G238S in a population of bacteria evolving resistance to the antibiotic cefotaxime? Give at least tworeasons for your answer.arrow_forward
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