Biology
4th Edition
ISBN: 9781259188121
Author: Peter Stiling, Robert Brooker, Linda Graham, Eric Widmaier
Publisher: McGraw-Hill Education
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Textbook Question
Chapter 12, Problem 2TY
A mutation prevents a gene from being transcribed into an mRNA.
The mutation most likely disrupts
- a. the promoter.
- b. the terminator.
- c. the start codon.
- d. the stop codon.
- e. both a and c.
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Students have asked these similar questions
The process of RNA interference may lead toa. the degradation of an mRNA.b. the inhibition of translation of an mRNA.c. the synthesis of an mRNA.d. both a and b.
Which of the following is true about the genetic code?
A. A codon is three to six bases long.
B. Each amino acid is specified by only one codon.
C. The codon signaling the end of transcription also codes for an amino acid.
D. There are multple codons signaling the start of transcription.
E. All organisms use essentially the same genetic code.
Within a cell, the amount of protein made using a given mRNA molecule depends partly on
A. the presence of certain transcription factors.
B. the rate at which the mRNA is degraded.
C. the degree of DNA methylation.
D. the number of introns present in the mRNA.
please explain which is correct and incorrect and why
Chapter 12 Solutions
Biology
Ch. 12.1 - What disease would result if a person inherited...Ch. 12.1 - Prob. 2CCCh. 12.1 - What is the direction of flow of genetic...Ch. 12.2 - Prob. 1CCCh. 12.2 - Core Skill: Connections Look back at the role of...Ch. 12.3 - Prob. 1CCCh. 12.4 - Prob. 1CCCh. 12.4 - Prob. 2CCCh. 12.4 - Prob. 1EQCh. 12.4 - Prob. 2EQ
Ch. 12.4 - Prob. 3EQCh. 12.5 - Prob. 1CCCh. 12.5 - Core Skill: Connections Look back at Figure 6.3,...Ch. 12.5 -
Figure 12.17 Comparison of small subunit rRNA...Ch. 12.6 - Prob. 1CCCh. 12 - Which of the following best represents the central...Ch. 12 - A mutation prevents a gene from being transcribed...Ch. 12 - Prob. 3TYCh. 12 - Prob. 4TYCh. 12 - If a eukaryotic mRNA failed to have a cap attached...Ch. 12 - Prob. 6TYCh. 12 - Prob. 7TYCh. 12 - During the initiation of translation, the first...Ch. 12 - Prob. 9TYCh. 12 - Prob. 10TYCh. 12 - Prob. 1CQCh. 12 - Prob. 2CQCh. 12 - Prob. 3CQCh. 12 - Prob. 1COQCh. 12 - Prob. 2COQ
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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
- In the genetic code, one codon a. consists of three bases. b. specifies a single amino acid. c. specifies more than one amino acid. d. Both a and b are correct.arrow_forwardDuring translation, the codon in mRNA is actually “read” by a. the A site in the ribosome. b. the P site in the ribosome. c. the anticodon in a tRNA. d. the anticodon in an amino acid.arrow_forwardA release factor is referred to as a “molecular mimic” because its structure is similar to a. a ribosome. b. an mRNA. c. a tRNA. d. an elongation factor.arrow_forward
- In eukaryotes, MRNA processing may involve all of the following events except A. repair of MRNA mutations B. addition of a 5' cap. C. addition of a poly A to the 3' end. D. alternative splicing. E. removal of intronsarrow_forwardTranslation can be regulated by a. translational repressors. b. antisense RNA. c. attenuation. d. both a and b.arrow_forwardWhen a ribosome reads a codon onmRNA, it must bind to the of acorresponding tRNA.a. start codonb. stop codonc. intrond. exone. anticodonarrow_forward
- A codon is: a. An alternative name for gene b. Three amino acids that encode a nucleotide c. Three nucleotides that encode an amino acid d. One of three nucleotides that encode and amino acidarrow_forwardIn prokaryotes, control of gene expression usually occurs at the a. splicing of pre-mRNA into mature mRNA. b. initiation of translation. c. initiation of transcription. d. All of the choices are correct.arrow_forwardTranslation of mRNA is terminated at the stop codon by: A. binding of the Release Factor to stop codon B. tRNA binding to the E site C. tRNA that recruits a release factor D. tRNA that recognizes a stop codonarrow_forward
- The anticodon a. is present in the tRNA and complementary to the codon in mRNA b. is present in the mRNA and binds to the codon c. is present in the tRNA and complementary to the amino acid d. is responsible for charging the tRNAarrow_forwardThe sequence of bases in a sample of MRNA was found to be: GGU,AAU,CCU,UUU,GUU,ACU,CAU,UGU a Deduce the sequence of amino acids this codes for. b Determine the sequence of bases in the coding strand of DNA from which this MRNA was transcribed. c Within a cell, state where the triplet codes, codons and anticodons are found.arrow_forwardThe primary function of RF1 during translation is to: a. recognize a stop codon in the 70S A site during termination. b. recognize the start codon in the 70S P site during initiation. c. move tRNAs and mRNA through the ribosome during elongation. d. facilitate binding of the ribosome to mRNA during initiation.arrow_forward
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