Biology: The Unity and Diversity of Life
15th Edition
ISBN: 9780357093795
Author: STARR
Publisher: CENGAGE LEARNING (CUSTOM)
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Textbook Question
Chapter 10, Problem 5SQ
Mechanisms that govern gene expression do not operate during ___ .
- a. transcription
- b. RNA processing
- c. translation
- d. knockouts
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Which of the following is true of transcription factors?
A)The same transcription factors are found in all cell types.
B)They can increase or decrease gene expression.
C)They are a type of cis-acting element.
D)They bind only to promoters.
Can one transcription factor sometimes act as a repressor and sometimes act as an activator?
a. Yes, but it depends on where the transcription factor binds in the promoter
b. Yes, but it depends on other proteins that might act with the transcription factor
c. No, transcription factors are always either activators or repressors
d. Yes, but only if a mutation happens
Yamanaka’s 2012 Nobel Prize was awarded for hisa. successful cloning of Dolly the sheep.b. demonstration that transcription factors canepigenetically reprogram adult cells.c. invention of somatic cell nuclear transfer technology.d. use of cloning to cure cystic fibrosis
Chapter 10 Solutions
Biology: The Unity and Diversity of Life
Ch. 10 - Effect of Paternal Grandmother's Food Supply on...Ch. 10 - Effect of Paternal Grandmother's Food Supply on...Ch. 10 - Effect of Paternal Grandmother's Food Supply on...Ch. 10 - Gene expression does not vary by ___ . a. cell...Ch. 10 - Binding or ___ to ___ in DNA can increase the rate...Ch. 10 - Muscle cells differ from bone cells because they...Ch. 10 - Prob. 4SQCh. 10 - Mechanisms that govern gene expression do not...Ch. 10 - Prob. 6SQCh. 10 - Prob. 7SQ
Ch. 10 - Prob. 8SQCh. 10 - Which of the following includes all of the others?...Ch. 10 - Prob. 10SQCh. 10 - Prob. 11SQCh. 10 - A cell with a Barr body is ___ . a. a bacterium b....Ch. 10 - Prob. 13SQCh. 10 - Which of the following statements is incorrect? a....Ch. 10 - Prob. 15SQCh. 10 - Explain why somebut not allof an organism's genes...Ch. 10 - Do the same mechanisms that govern gene expression...Ch. 10 - Prob. 3CTCh. 10 - The photos below show flowers from two Arabidopsis...
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- Control of gene expression in eukaryotic cells occurs at which level(s)? a. only the transcriptional level b. epigenetic and transcriptional levels c. epigenetic, transcriptional, and translational levels d. epigenetic, transcriptional, post-transcriptional, translational, and post-translational levelsarrow_forwardBased on my your observations, describe the role of the transcription factors and the regulatory region of a gene in gene expressionarrow_forwardTranslational control of gene expression occurs within thea. nucleus.b. cytoplasm.c. nucleolus.d. mitochondria.arrow_forward
- A mutation occurs in a gene, resulting in it being expressed at the wrong time during development. Where is the mutation most likely to be found? a) In the transcription start site (TSS) b) In a TF binding site in the cis-regulatory region c) In the coding sequence d) In the 5' UTRarrow_forwardThe role of p53 in normal cells is toa. create cancer-blocking mutations.b. trigger unrestrained cell division.c. detect damaged DNA.d. splice exons together in the correct sequence.arrow_forwardChoose all items that regulate the transcription of mRNAs.Group of answer choices A. Transcription factor proteins B. Intron sequences C.. DNA promoter sequences D. DNA enhancer regions E. Exon sequencesarrow_forward
- a) Define the term gene expression b) State 4 difference between prokaryotes and eukaryotes gene expression c) state the importance of regulating gene expressionarrow_forwardWhat strategy does a genetically encoded calcium indicator look like to allow fluorescence imaging of only one cell type in an acute slice of the brain? A.The use of fluorescent protein expression inhibitors in other cells B.The injection of a recombinant virus causing the death of other cells C.The use of a promoter specific to these cells D.Activation of membrane receptors specific to these cellsarrow_forwarda) What is a gene promoter? b) What proteins bind to a promoter? c) What do those proteins do to control gene expression?arrow_forward
- How is transcription directly controlled in eukaryotic cells? a. through the use of phosphorylation b. by means of apoptosis c. using transcription factors and activators d. when chromatin is packed to keep genes turned on e. None of these are correct.arrow_forwardA biology professor at a prestigious university stated to his introductory class that "Today, a basic understanding of DNA and genetics is as important as a basic understanding of computers and the internet."Based upon what you have learned about DNA and gene expression in this module, how could you make a case to support this statement?arrow_forwardThe cancer gene ras produces mRNA containing an extra exon that includes a number of UAA codons. Cancer cells produce ras mRNA missing this exon. This mistake most likely is due to a mistake by: A. a chemical mutagen B. DNA polymerase C. snRNPs D. Photolyases E. UV radiationarrow_forward
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