Genetics: Analysis and Principles
6th Edition
ISBN: 9781259616020
Author: Robert J. Brooker Professor Dr.
Publisher: McGraw-Hill Education
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Textbook Question
Chapter 21.1, Problem 4COMQ
The function of reverse transcriptase is to
a. copy RNA into DNA.
b. copy DNA into RNA.
c. translate RNA into protein.
d. translate DNA into protein.
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A.) There is no change in the DNA sequence if nucleotides are added or removed, it will have no effect to the cell. B.) Mutations in the DNA sequence are all irreversible.
A. Statement A is correct
B. Statement B is correct
C. Both A and B are correct
D. Both A and B are incorrect
Which of the following is true of reverse transcriptase?a. It is required for the movement of DNA transposons.b. It catalyzes the synthesis of DNA from RNA.c. It is required for the transposition of retrotransposons.d. b and c are correct.
8) Which of these describes the function of RNA polymerase?
A. Amplifies the “message" by making multiple copies of an mRNA molecule after it has
been transcribed from DNA
B. Converts a protein sequence to mRNA
Chapter 21 Solutions
Genetics: Analysis and Principles
Ch. 21.1 - 1. Which of the following may be used as a vector...Ch. 21.1 - The restriction enzymes used in gene-cloning...Ch. 21.1 - 3. Which is the proper order of the following...Ch. 21.1 - 4. The function of reverse transcriptase is...Ch. 21.1 - A collection of recombinant vectors that carry...Ch. 21.2 - Prob. 1COMQCh. 21.2 - Prob. 2COMQCh. 21.2 - 3. During real-time PCR, the synthesis of PCR...Ch. 21.3 - When a dideoxyribonucleotide is incorporated into...Ch. 21.4 - 1. The purpose of site-directed mutagenesis and...
Ch. 21.5 - Which of the following methods use(s) a labeled...Ch. 21.5 - 2. Which of the following methods is used to...Ch. 21.5 - During Western blotting, the primary antibody...Ch. 21.6 - 1. In an EMSA, the binding of a protein to...Ch. 21.6 - The basis for DNase I footprinting is that the...Ch. 21 - Discuss three important advances that have...Ch. 21 - Prob. 2CONQCh. 21 - Write a double-stranded DNA sequence that is 20...Ch. 21 - What is cDNA? In eukaryotes, how does cDNA differ...Ch. 21 - 5. Draw the structural feature of a...Ch. 21 - Prob. 1EQCh. 21 - Prob. 2EQCh. 21 - Describe the important features of cloning...Ch. 21 - 4. How does gene cloning produce many copies of a...Ch. 21 - Prob. 5EQCh. 21 - Prob. 6EQCh. 21 - Prob. 7EQCh. 21 - Prob. 8EQCh. 21 - Prob. 9EQCh. 21 - Starting with a sample of RNA that contains the...Ch. 21 - 11. What type of probe is used for real-time PCR?...Ch. 21 - 12. What phase of PCR (exponential, linear, or...Ch. 21 - 13. DNA sequencing can help us to identify...Ch. 21 - A sample of DNA was subjected to automated DNA...Ch. 21 - Prob. 15EQCh. 21 - Prob. 16EQCh. 21 - Prob. 17EQCh. 21 - Prob. 18EQCh. 21 - Prob. 19EQCh. 21 - What is the purpose of a Northern blotting...Ch. 21 - Prob. 21EQCh. 21 - Prob. 22EQCh. 21 - 23. In the Western blot shown here, proteins were...Ch. 21 - If you wanted to know if a protein was made during...Ch. 21 - Prob. 25EQCh. 21 - Prob. 26EQCh. 21 - Prob. 27EQCh. 21 - 28. Describe the rationale behind the...Ch. 21 - Certain hormones, such as epinephrine, can...Ch. 21 - An electrophoretic mobility shift assay can be...Ch. 21 - Prob. 31EQCh. 21 - Prob. 32EQCh. 21 - Prob. 33EQCh. 21 - Prob. 1QSDC
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- Eukaryotes such as humans have linear chromosomes. In order to signal the end of DNA replication, there is a large repetitive sequence of DNA called a telomere. The telomere region of the DNA signals a process called a. detachment b. termination c. elongation d. transcriptionarrow_forwardWhen using gene therapy to treat an hereditary disease, the idea is to: A. Introduce the correct gene into the patient's DNA B. Inject the patient with a specific protein to cure the disease. C. Blood transfusions from healthy individuals. D. ntroduce mRNA molecules with the correct genetic information to the patient. E. Introduce a virus to the patient that will specifically destroy mutated cells.arrow_forwardSelect the most complete list of correct structures involved in the process of transcription a. mRNA, amino acids, ribosomes, polypeptide chains b. DNA, mRNA, RNA polymerase, a promoter c. mRNA, polypeptide chains, RNA polymerase d. DNA, mRNA, amino acidsarrow_forward
- The following is a template strand of DNA: 3' - ATAGCGTACAAGTGGATT - 5'. What mRNA would be produced from transcribing this DNA template strand? a. 5' - TATCGCATGTTCACCTAA - 3' b.5' - UAUCGCAUGUUCACCUAA - 3' c. 5' - AUGUUCACCUAA - 3' d. 5' - UTGTTCUCCTUU - 3' O e. 5' - AAUCCACUUGUACGCUAU - 3'arrow_forwardThe following is a template strand of DNA: 3' - ATAGCGTACAAGTGGATT - 5'. What mRNA would be produced from transcribing this DNA template strand? a. 5' - TATCGCATGTTCACCTAA - 3' O b.5' - UAUCGCAUGUUCACCUAA - 3' c. 5' - AUGUUCACCUAA - 3' d. 5' - UTGTTCUCCTUU - 3' e. 5' - AAUCCACUUGUACGCUAU - 3' QUESTION 37 The following is a template strand of DNA: 3' - ATAGCGTACAAGTGGATT - 5'. What sequence of amino acids would be produced as a result of transcribing and translating this DNA template? a. Met - Asn - Leu - Phe - His - [STOP] Ob. Tyr - Arg - Met - Phe - Thr - [STOP] O C. Asn - Pro - Leu - Val - Arg - Tyr d. Met - Phe - Thr - [STOP] e. None of the above O O O Oarrow_forwardAfter transcription, the molecule that is formed is a.complementary to part of one strand of DNA. b.complementary to both strands of DNA. c.double-stranded and inside the nucleus. d.identical to an entire single strand of DNA.arrow_forward
- a. Why are cells different from each other? b. How is a gene organized? (promoter, cis regulatory regions, coding region…)arrow_forwardUltraviolet (UV) radiation is damaging because it A. Prevents Translation B. Causes Mutation in the DNA C. Prevents DNA Transcription D. Causes Proein Synthesisarrow_forwardIn an HIV infection, this enzyme is responsible for copying theRNA information in the virus into DNA.a. integraseb. reverse transcriptasec. DNA polymerased. proteasearrow_forward
- Eukaryotes such as humans have linear chromosomes. In order to signal the end of DNA replication, there is a large repetitive sequence of DNA called a telomere. The telomere region of the DNA signals a process called Select one: a. transcription b. detachment c. termination d. elongationarrow_forwardA. What is the pathogen that is attacking bananas today?b. Why is this especially problematic in Africa? C. Why do we expect to lose the war with this pathogen?d. What is random mutagenesis?arrow_forwardThe advantage of yeast cells over bacterial cells to express human proteins is that: a. yeast cells grow faster b. yeast cells are easier to manipulate genetically c. yeast cells are eukaryotic and modify proteins similarly to human cells d. yeast cells are easily lysed to purify the proteinsarrow_forward
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