Biology 2e
2nd Edition
ISBN: 9781947172517
Author: Matthew Douglas, Jung Choi, Mary Ann Clark
Publisher: OpenStax
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Textbook Question
Chapter 15, Problem 7RQ
Which subunit of the E. coli polymerase confers specificity to transcription?
a.
b.
c.
d.
Expert Solution & Answer
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Students have asked these similar questions
how does the E.coli RNA polymerase find the gene's promoter to be transcribed?
A. the TATA sequence.
B. the sigma factor
C. the apoenzyme
D. the -35 sequence
Which statement regarding UTRs is TRUE?
a) Transcription begins at the start of the 5' UTR
b) Translation begins at the start of the 5' UTR
c) The 5' and 3' UTRs are spliced from the mRNA transcript
d) The translation stop codon is found downstream of the 3' UTR
how does the E.coli ribosome find the RNA to be translated?
A. the sigma factor
B. the shine- Dalgarno sequence
C. the kozak sequence
D. thee 5'cap
Chapter 15 Solutions
Biology 2e
Ch. 15 - Figure 15.11 A scientist splices a eukaryotic...Ch. 15 - Figure 15.13 Errors in splicing are implicated in...Ch. 15 - Figure 15.16 Many antibiotics inhibit bacterial...Ch. 15 - The AUC and AUA codons in mRNA both specify...Ch. 15 - How many nucleotides are in 12 mRNA codons? 12 24...Ch. 15 - Which event contradicts the central dogma of...Ch. 15 - Which subunit of the E. coli polymerase confers...Ch. 15 - The -10 and -35 regions of prokaryotic promoters...Ch. 15 - Three different bacteria species have the...Ch. 15 - Which feature of promoters can be found in both...
Ch. 15 - What transcripts will be most affected by low...Ch. 15 - How do enhancers and promoters differ? Enhancers...Ch. 15 - Which pre-mRNA processing step is important for...Ch. 15 - What processing step enhances the stability of...Ch. 15 - A scientist identifies a pre-mRNA with the...Ch. 15 - The RNA components of ribosomes are synthesized in...Ch. 15 - In any given species, there are at least how many...Ch. 15 - A scientist introduces a mutation that makes the...Ch. 15 - Imagine if there were 200 commonly occurring amino...Ch. 15 - Discuss how degeneracy of the genetic code makes...Ch. 15 - A scientist sequencing itiRNA identifies the...Ch. 15 - If mRNA is complementary to the DNA template...Ch. 15 - In your own words, describe the difference between...Ch. 15 - A fragment of bacterial DNA reads: 3’...Ch. 15 - A scientist observes that a cell has an RNA...Ch. 15 - Chronic lymphocytic leukemia patients often harbor...Ch. 15 - Transcribe and translate the following DNA...Ch. 15 - Explain how single nucleotide changes can have...Ch. 15 - A normal mRNA that reads 5’ -...
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- Energy that drives transcription is provided mainly by _______ . a. ATP c. GTP b. RNA nucleotides d. RNA polymerasearrow_forwardA promoter is ______. a. a specific sequence of DNA nucleotides b. a specific sequence of RNA nucleotides c. a protein that binds to DNA d. an enzyme that synthesizes RNAarrow_forwardAddition or deletion of bases causes which kind of mutation? Select one: a. Frameshift mutation b. Transversion c. Transition d. Transcriptionarrow_forward
- The function of the genetic code is toa. promote transcription.b. specify the amino acids within a polypeptide.c. alter the sequence of DNA.d. do none of the above.arrow_forwardWhich is true about eukaryotic cDNA? Choose all that apply a. it is single stranded b. it is made up of only introns c. it is constructed from mRNA that is reverse transcribed d.arrow_forwardTranscription is similar to DNA replication because both processes_______ . a. use the same enzyme b. copy both strands c. require the same nucleotides d. proceed in the 5′ to 3′ directionarrow_forward
- Which type of mutation produces the same protein despite a change in the DNA? A. nonsense B. missense C. silent D. frameshiftarrow_forwarda. Give the sequence of mRNA that would be transcribed off of the bottom strand and label its 5' and 3' ends. b. translate this RNA sequence in 1a into a protein sequence c. Give the sequence of mRNA that would be transcribed off of the top strand and label its 5' and 3' ends. d. Translate this RNA sequence in 1c into a protein sequencearrow_forwardWhich is true about eukaryotic cDNA?Choose all that apply. a. it is constructed from mRNA that is reverse transcribed b. it is made up of only introns c. it is single stranded d. one gene may generate more than one cDNAarrow_forward
- Which of these is a polymer made of nucleotides? a. RNA polymerase b. CAS9 c. restriction enzyme d. mRNAarrow_forwardRNA polymerase binds to a _________ to initiate _________. a. mRNA; translation b. promoter; transcription c. primer; transcription d. transcription factor; translationarrow_forwardTo start transcription, RNA polymerase binds to a please explain your answer a.initiator complex b.promoter sequence c.trigger factor d.Rho factor e.Shine-Dalgarno sequencearrow_forward
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