Genetics: Analysis and Principles
6th Edition
ISBN: 9781259616020
Author: Robert J. Brooker Professor Dr.
Publisher: McGraw-Hill Education
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Textbook Question
Chapter 15.1, Problem 3COMQ
A bidirectional enhancer has the following sequence:
Which of the following sequences would also be a functional enhancer?
a. 5′–ACTG–3′
3′–TGAC–5′
b. 5′–TGAC–3′
3′–ACTG–5′
c. 3′–GTCA–5′
5′–CAGT–3′
d. 3′–TGAC–5′
5′–ACTG–3′
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An enhancer, located upstream from a gene, has the following sequence:
5′–GTAG–3′ 3′–CATC–5′
This enhancer is orientation-independent. Which of the following sequences also works as an enhancer?
A. 5′–CTAC–3′ 3′–GATG–5′
B. 5′–GATG–3′ 3′–CTAC–5′
C. 5′–CATC–3′ 3′–GTAG–5′ C15.
An enhancer, located upstream from a gene, has the followingsequence: 5´–GTAG–3´ 3´–CATC–5´This enhancer is orientation-independent. Which of the followingsequences also works as an enhancer?A. 5´–CTAC–3´ 3´–GATG–5´B. 5´–GATG–3´ 3´–CTAC–5´C. 5´–CATC–3´ 3´–GTAG–5´
An enhancer, located upstream from a gene, has the following sequence:
5’-ACGA-3’
3’-TGCT-5’
This enhancer is orientation-independent. Which of the following sequences also works as an enhancer? Why?
a. 5’-TGCT-3’
3’-ACGA-5’
b. 5’-TCGT-3’
3’-AGCA-5’
Chapter 15 Solutions
Genetics: Analysis and Principles
Ch. 15.1 - 1. Combinatorial control refers to the phenomenon...Ch. 15.1 - 2. A regulatory transcription factor protein...Ch. 15.1 - 3. A bidirectional enhancer has the following...Ch. 15.1 - 4. Regulatory transcription factors can be...Ch. 15.2 - 1. A chromatin-remodeling complex may
a. change...Ch. 15.2 - Prob. 2COMQCh. 15.2 - 3. Which of the following characteristics is...Ch. 15.2 - 4. Transcriptional activation of eukaryotic genes...Ch. 15.3 - How can methylation affect transcription? a. It...Ch. 15.3 - 2. The process in which completely unmethylated...
Ch. 15.4 - Prob. 1COMQCh. 15.5 - The overall goal of the ENCODE Project is a. to...Ch. 15.6 - The binding of iron regulatory protein (IRP) to...Ch. 15 - Discuss the common points of control in eukaryotic...Ch. 15 - 2. Discuss the structure and function of...Ch. 15 - 3. What is meant by the term transcription factor...Ch. 15 - What are the functions of transcriptional...Ch. 15 - 5. Is each of the following statements true or...Ch. 15 - 6. Transcription factors usually contain one or...Ch. 15 - Prob. 7CONQCh. 15 - Prob. 8CONQCh. 15 - 9. Let’s suppose a mutation in the glucocorticoid...Ch. 15 - Prob. 10CONQCh. 15 - Prob. 11CONQCh. 15 - Prob. 12CONQCh. 15 - 13. Transcription factors such as the...Ch. 15 - An enhancer, located upstream from a gene, has the...Ch. 15 - 15. The DNA-binding domain of each CREB protein...Ch. 15 - The gene that encodes the enzyme called tyrosine...Ch. 15 - Prob. 17CONQCh. 15 - 18. What is a histone variant?
Ch. 15 - Prob. 19CONQCh. 15 - 20. What is meant by the term histone code? With...Ch. 15 - Prob. 21CONQCh. 15 - Histones are thought to be displaced as RNA...Ch. 15 - 23. What is an insulator? Describe two different...Ch. 15 - 24. What is DNA methylation? When we say that DNA...Ch. 15 - Lets suppose that a vertebrate organism carries a...Ch. 15 - 26. What is a CpG island? Where would you expect...Ch. 15 - Describe how the binding of iron regulatory...Ch. 15 - 1. Briefly describe the method of chromatin...Ch. 15 - Researchers can isolate a sample of cells, such as...Ch. 15 - Prob. 3EQCh. 15 - Prob. 4EQCh. 15 - Prob. 5EQCh. 15 - 6. As described in Chapter 21, an electrophoretic...Ch. 15 - Prob. 7EQCh. 15 - 1. Explain how DNA methylation could be used to...Ch. 15 - 2. Enhancers can occur almost anywhere in DNA and...
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