Biology 2e
2nd Edition
ISBN: 9781947172517
Author: Matthew Douglas, Jung Choi, Mary Ann Clark
Publisher: OpenStax
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Textbook Question
Chapter 16, Problem 12RQ
The binding of _____ is required for transcription to start.
- a protein
- DNA polymerase
- RNA polymerase
- a transcription factor
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Which of these is not part of transcription events
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Match each of the terms in the left with the best-fitting process in the right column
promoter
rho
initiatin codon
Oric
transcription initiation
Origin of replication
transcription initiation
transcription termination
translation
During RNA chain elongation gyrase proceeds ahead of the transcription bubble in order to _____.
remove negative supercoils by unwinding the 2 strands
remove positive supercoils by a cut and seal process
remove positive supercoils by creating relaxed DNA
remove negative supercoils by removing H-bonds
Chapter 16 Solutions
Biology 2e
Ch. 16 - Figure 16.5 In E. coli, the tip operon is on by...Ch. 16 - Figure 16.7 In females, one of the two X...Ch. 16 - Figure 16.13 An increase in phosphorylation levels...Ch. 16 - Control of gene expression in eukaryotic cells...Ch. 16 - Post-translational control refers to: regulation...Ch. 16 - How does the regulation of gene expression support...Ch. 16 - If glucose is absent, but so is lactose, the lac...Ch. 16 - Prokaryotic cells lack a nucleus. Therefore, the...Ch. 16 - The a/a operon is an inducible operon that...Ch. 16 - What are epigenetic modifications? the addition of...
Ch. 16 - Which of the following are true of epigenetic...Ch. 16 - The binding of _____ is required for transcription...Ch. 16 - What will result from the binding of a...Ch. 16 - A scientist compares the promoter regions of two...Ch. 16 - Which of the following are involved in post...Ch. 16 - Binding of an RNA binding protein will the...Ch. 16 - An unprocessed pre-mRNA has the following...Ch. 16 - IS. Alternative splicing has been estimated to...Ch. 16 - Post-translational modifications of proteins can...Ch. 16 - A scientist mutates elF-2 to eliminate its GTP...Ch. 16 - Cancer causing genes are called transformation...Ch. 16 - Targeted therapies are used in patients with a set...Ch. 16 - Name two differences between prokaryotic and...Ch. 16 - Describe how controlling gene expression will...Ch. 16 - Describe how transcription in prokaryotic cells...Ch. 16 - What is the difference between a repressible and...Ch. 16 - In cancer cells, alteration to epigenetic...Ch. 16 - A scientific study demonstrated that rat mothering...Ch. 16 - Some autoimmune diseases show a positive...Ch. 16 - A mutation within the promoter region can alter...Ch. 16 - What could happen if a cell had too much of an...Ch. 16 - A scientist identifies a potential transcription...Ch. 16 - Describe how RBPs can prevent miRNAs from...Ch. 16 - How can external stimuli alter...Ch. 16 - Protein modification can alter gene expression in...Ch. 16 - Alternative forms of a protein can be beneficial...Ch. 16 - Changes in epigenetic modifications alter the...Ch. 16 - A scientist discovers a virus encoding a Protein X...Ch. 16 - New drugs are being developed that decrease DNA...Ch. 16 - How can understanding the gene expression pattern...
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- Except during initiation of translation, transfer RNA molecules carrying amino acids initially bind to the ribosome at the ____ site.arrow_forwardDuring transcription, this molecule is the same sequence of the newly synthesized mRNA strand. Parental strand Codon Non-coding strand Coding strandarrow_forwardCoding strand CGT CTC TTC GGA CAC whar is the mRna strandarrow_forward
- Which of these processes requires a promoter to begin? Translation RNA replication. DNA replication. Transcriptionarrow_forwardWhy siRNA phenomenon is utilized in cell biology? Because specific gene silencing leads to blocking protein translation Because specific gene silencing leads to blocking mRNA transcription Because specific gene silencing leads to blocking DNA replication All answers are correctarrow_forwardTo be considered a transcription factor, a protein must bind the DNA. True or Falsearrow_forward
- Which of the following are involved in transcription? RNA polymerase DNA amino acids TRNA acetyl transferase MRNA FRNA O ribosomearrow_forwardThe diagram below shows a section of double-stranded DNA undergoing both transcription and replication. RNA polymerase (gray oval) is bound to the transcriptional template strand and moving from left to right (arrow). The resulting RNA transcript is also shown (dotted line) with limited base pairing to the template strand. The DNA sequence is specified for a portion of the double-stranded DNA. IMAGE a. Indicate whether point C is a 5' end or a 3' end of a nucleic acid. b. Indicate which strand (upper or lower) is the template for lagging strand synthesis c. Indicate the nucleotide sequence of the RNA that was transcribed from the DNA region specified by the sequence. Label the 5' and 3' ends of this sequence.arrow_forwardYou are lovely little gene which makes the actin protein (the cytoplasmic cytoskeleton protein). You have just woken up to a transcription factor sitting down on your local TATA box. Tell me all your life events from beginning vou just saw the transcription factors) to end fyour protein death). Don't forget to mention WHERE you have lived during your life, how you have moved, what helped you along the way, and all the other proteins and other small molecules you havearrow_forward
- What is the function of each of the following gene transcription elements? Positive transcription factors RNA polymerase Ribosome mRNA destroyer Transcription factor negativearrow_forwardWhich process occurs with tRNA at the ribosomes? translation transcription replication translocationarrow_forwardProcess Purpose Beginning Point Ending Point Replication Origin or end of molecule Transcription Promoter Translation Synthesis of polypeptidesarrow_forward
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