Genetic Analysis: An Integrated Approach (3rd Edition)
3rd Edition
ISBN: 9780134605173
Author: Mark F. Sanders, John L. Bowman
Publisher: PEARSON
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Chapter 13, Problem 7P
What are the roles of the Polycomb and Trithorax complexes in eukaryotic gene regulation?
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Chapter 13 Solutions
Genetic Analysis: An Integrated Approach (3rd Edition)
Ch. 13 - 13.1 Devoting a few sentences to each, describes...Ch. 13 - 13.2 Describe and give an example (real or...Ch. 13 - What is meant by the term chromatin remodeling?...Ch. 13 - 13.4 What general role does acetylation of histone...Ch. 13 - 13.5 Describe the roles of writers, readers, and...Ch. 13 - Outline the roles of RNA in eukaryotic gene...Ch. 13 - 13.7 What are the roles of the Polycomb and...Ch. 13 - Most biologists argue that the regulation of gene...Ch. 13 - Compare and contrast the transcriptional...Ch. 13 - The term heterochromatin refers to heavily...
Ch. 13 - 13.11 Compare and contrast promoters and enhancers...Ch. 13 - 13.12 What are the different chromatin...Ch. 13 - 13.13 Define epigenetics, and provide examples...Ch. 13 - What is one proposed role for lncRNAs?Ch. 13 - 13.15 What are the sources of dsRNA? Diagram the...Ch. 13 - How does dsRNA lead to posttranscriptional gene...Ch. 13 - 13.17 A hereditary disease is inherited as an...Ch. 13 - Prob. 18PCh. 13 - Prob. 19PCh. 13 - 13.20 A muscle enzyme called ME is produced by...Ch. 13 - Using the components in the accompanying diagram,...Ch. 13 - 13.22 The majority of this chapter focused on gene...
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- Describe events associated with the process of transcription in eukaryotic cells. How is the process different in prokaryotic cells?arrow_forwardWhat are the functions of transcriptional activator proteins and repressor proteins? Explain how they work at the molecular level.arrow_forwardWhy is it said that transcriptional regulation in eukaryotes is characterized by combinatorial interactions?arrow_forward
- What are some approaches to gene regulation in eukaryotes discussed in class(epigenetic, enhances, RNA splicing)?arrow_forwardThe Dscam locus in Drosophila melanogaster has 24 exons. Four of these exons are able to undergo alternative splicing. Exon 4 has 12 possible splice variants, exon 6 has 48 variants, exon 9 has 33 variants, and exon 17 has 2 variants. If all splicing combinations are possible, how many different Dscam protein sequences could be encoded by a single allele at this locus?arrow_forwardIn eukaryotes many transcriptional activators are dimers of related proteins. Assuming each dimer binds to one unique sequence, how many unique sequences can protein dimers derived from a family of six related proteins bind to?arrow_forward
- What are the basic differences between prokaryotic and eukaryotic regulation of gene expression?arrow_forwardWhat sequence elements are found within the core promoter of protein-encoding genes in eukaryotes? Describe their locations and specific functions.arrow_forwardWhat is the purpose of histone tail modification?arrow_forward
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