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.
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What is the sequence of the DNA template strand from which each of the following mRNA strands was synthesized? a. 5 '–UGGGGCAUU–3 ' c. 5 '–CCGACGAUG–3 'b. 5 '–GUACCU–3 ' d. 5 '–GUAGUCACG–3 '
A DNA antisense strand contains the
following nucleotide base sequence:
ATC CAA GAC TGG
From this, what is the nucleotide sequence
of the MRNA strand that is transcribed?
a. ATC CAA GÁC TGG
b. TAG GTT CTG ACC
c. UAG GUU CUG ACC
d. AUC CAA GÁC UGG
f the template strand of DNA has the sequence 5’-TCTAGGACT-3’, what will the sequence of the transcribed RNA be?
A.
5’-AGAUCCUGA-3’
B.
5’-UCAGGAUCU-3’
C.
5’-AGUCCUAGA-3’
D.
5’-AGATCCTGA-3’
E.
5’-UCAGGATCT-3’
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
- 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'caparrow_forwardWhich translation factor mediates the aminoacyl-tRNA entry into the A site of the ribosome? A. EF-Tu B. EF-Ts C. EF-G D. IF1arrow_forwardhow 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 sequencearrow_forward
- A DNA antisense strand contains the following nucleotide base sequence: AGT GTC TTT GAC From this, what is the nucleotide sequence of the mRNA strand that is transcribed? a. AGU GUC UUU GAC b. UCU CUG UUU CAG UCA CAG AAA CUG d. TCA CAG AAA CTG C. How many amino acids does the mRNA strand above code for? .arrow_forwardRNA polymerase subunits comprising the core enzyme are a.α b.β c.δ d.σ e.ωarrow_forwardWhich part of a tRNA molecule acts as an amino acid attachment site? a. the 5' end b. the 3' end c. the anticodon d. any of thesearrow_forward
- A DNA antisense strand contains the following nucleotide base sequence:CGA TTT GGT TGAFrom this, what is the nucleotide sequence of the mRNA strand that is transcribed? a. CGA UUU GGU UGA b. GCU AAA CCA ACU c. GCA AAA CCA ACT d. CGA TTT CCA ACTarrow_forwardGiven is the 30 nucleotides in the human gene for hemoglobin (the oxygen-carrying protein in the red blood cells): 5’ TAC-CAC-GTG-GAC-TGA-GGA-CTC-CTC-TTC-AGA 3’ a. What is the complementary strand? b.Deduce the mRNA in this coding region. c.What is the amino acid sequence based on this mRNA? d. A very important mutation in human hemoglobin occurs in this DNA sequence, where the T at nucleotide 20 is replace with an A. The mutant hemoglobin is called sickle cell hemoglobin and is associated with severe anemia. What is the amino acid replacement that results in sickle-cell hemoglobin?arrow_forwardSynthesis of new molecules of deoxyribonucleic acid is the process of A. replication B. translation C. transcription D. ossification E. cytokinesisarrow_forward
- What is the correct tRNA anti-codon sequence for the AUG mRNA sequences? a. UGA b. UAC c. CAU d. AUGarrow_forwardhow does eukaryotic ribosome find the mRNA to be translated? A. the sigma factor B. the shine-Dalgarno sequence C. the Inr sequence D. the 5'caparrow_forwardWhat components are involved in transcription?a. sigma factor b. RNA polymerase c. promotor d. only b and c e. all of thesearrow_forward
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