Genetics: Analysis and Principles
6th Edition
ISBN: 9781259616020
Author: Robert J. Brooker Professor Dr.
Publisher: McGraw-Hill Education
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Chapter 7.4, Problem 2COMQ
Cotransduction may be used to map bacterial genes that are
a. far apart on the bacterial chromosome.
b. close together on the bacterial chromosome.
c. both a and b.
d. neither a or b.
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Students have asked these similar questions
Which of the following approaches you can use to locate the relative positions of genes on
chromosomes?
A. Recombination-based mapping
B. In situ hybridization
C. Antibody localization
D. Yeast two hybrid
O E. Site-directed mutagenesis
F. Reporter gene reconstructs
Select the best technique to answer the following question: Where does the transcription factor Nanog bind the rex1 promater?
a. EMSA .
b. Northern blot .
c. DNAse footprinting .
d. Bacterial two-hybrid.
Describe What are the sticky ends of the restriction fragments?
Select one:
a. The surfaces of sticky ends contain matching base pairs, allowing fragments to splice.
b. The surfaces of sticky ends have glue like substance that allow fragments to splice.
c. The surfaces of sticky ends contain the exact same nucleotides, allowing fragments to bond.
d. The surfaces of sticky ends have velcro like structure, allowing fragments to bond.
Chapter 7 Solutions
Genetics: Analysis and Principles
Ch. 7.1 - 1. A form of genetic transfer that involves the...Ch. 7.2 - 1. A bacterial cell with an F factor conjugates...Ch. 7.2 - 2. Which of the following is a type of plasmid?...Ch. 7.3 - 1. With regard to conjugation, a key difference...Ch. 7.3 - 2. In mapping experiments, ______ strains are...Ch. 7.4 - Prob. 1COMQCh. 7.4 - Cotransduction may be used to map bacterial genes...Ch. 7.5 - Prob. 1COMQCh. 7.5 - Prob. 2COMQCh. 7.6 - 1. Which of the following is an example of...
Ch. 7 - 1. The terms conjugation, transduction, and...Ch. 7 - Prob. 2CONQCh. 7 - If you mix together an equal number of F+ and F...Ch. 7 - What is the difference between an F+ and an Hfr...Ch. 7 - 5. What is the role of the origin of transfer...Ch. 7 - 6. What is the role of sex pili during...Ch. 7 - Prob. 7CONQCh. 7 - Prob. 8CONQCh. 7 - Prob. 9CONQCh. 7 - 10. What is cotransduction? What determines the...Ch. 7 - Prob. 11CONQCh. 7 - Prob. 12CONQCh. 7 - Describe the steps that occur during bacterial...Ch. 7 - Prob. 14CONQCh. 7 - Prob. 15CONQCh. 7 - Antibiotics such as tetracycline, streptomycin,...Ch. 7 - Prob. 1EQCh. 7 - 2. In the experiment of Figure 7.1, Lederberg and...Ch. 7 - Explain how a U-tube apparatus can distinguish...Ch. 7 - Prob. 4EQCh. 7 - 5. In a conjugation experiment, what is meant by...Ch. 7 - In your laboratory, you have an F strain of E....Ch. 7 - 7. As mentioned in question 2 of More Genetic...Ch. 7 - An Hfr strain that is hisE+ and pheA+ was mixed...Ch. 7 - Acridine orange is a chemical that inhibits the...Ch. 7 - Prob. 10EQCh. 7 - Prob. 11EQCh. 7 - Lets suppose a new strain of P1 phage has been...Ch. 7 - If two bacterial genes are 0.6 minute apart on the...Ch. 7 - 14. In a cotransduction experiment involving P1,...Ch. 7 - Prob. 15EQCh. 7 - Prob. 16EQCh. 7 - 1. Discuss the advantages of the genetic analysis...Ch. 7 - Prob. 2QSDC
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- The in situ hybridization method is based on Select one: a. labeling specific neuronal components with antibodies b. injecting a fluorescent dye into a neuron c. nucleic acid chains complementary to mRNAs that encode specific genes d. using nucleic acid probes to detect specific proteins e. formation of an insoluble colored product within cell bodiescarrow_forward1a) Why is it possible for you to study the eye colour gene by extracting cheek cells? a. Because the nucleus of every cell in the human body contains the same genetic information. b. Because the cheek cells are located near the cells of the eye and so they are able to exchange DNA. c. Because all genes in the human body are expressed at all times so it is easy to study them. d. All of the above are possible explanations. 1b) What is the purpose of heating the sample to 75°C following addition of the 0.2M NaOH solution? a. To denature the histone proteins that are keeping the DNA tightly coiled. b. To ensure that all the DNA is removed from the swab in preparation for PCR. c. To breakdown the cheek cell membrane to release the DNA from the cell. d. It breaks down the circular DNA down into linear fragments so that they will be easier to visualize.iarrow_forwardThe recognition site of some restriction enzymes are shown. Which will produce sticky ends? A. EcoRI G↓AATTC. B. SmaI CCC↓GGG. C. XhoI C↓TCGAG. D. Both EcoRI and XhoI. E. All the enzymes shown will leave sticky ends.arrow_forward
- What are the sticky ends of the restriction fragments? Select one: a. The surfaces of sticky ends contain matching base pairs, allowing fragments to splice. b. The surfaces of sticky ends have glue like substance that allow fragments to splice. c. The surfaces of sticky ends contain the exact same nucleotides, allowing fragments to bond. d. The surfaces of sticky ends have velcro like structure, allowing fragments to bond.arrow_forwardWith respect to gene transfer and the integration of thetransferred gene into the recipient genome, comparea. Hfr crosses by conjugation and generalizedtransduction.b. F′derivatives such as F′ lac and specializedtransductionarrow_forwardA genetic map provides a. the sequence of the DNA in a genome. b. the relative position of genes on chromosomes. c. the location of sites of restriction enzyme cleavage in a known sequence of DNA. d. the banding pattern of a chromosome.arrow_forward
- In a gene mapping experiment, DNA from a prototrophic E. coli strain is transformed into an E. coli strain mutant (auxotrophic) for the genes gal, pro, and lac. Some resulting transformants were found to be auxotrophic only for pro, and some only for gal, but no lac- only auxotrophs were observed. Based upon these results, which gene is in the middle? a. gal b. lac c. pro d. cannot be determined c. the genes are not on the same chromosomearrow_forwardIf you are a genetic engineer and you cloned your gene of interest in a plasmid and you want to know if the protein encoded by the cloned gene is expressed or not, which of the following methods is the right one to use? Select one: a. Northern blot b. Both Northern and Western blots c. Agarose gel with polyacrylamide d. Western blot e. Protein gel and northern blotarrow_forwardWhat is Sanger sequencing? Why do we use ddNTP? How to read a DNA sequence gel? c. What is a cDNA seq (RNA seq)? d. What is the main difference between a genomic and a transcriptome study?arrow_forward
- Define the following terms:a. transpositionb. transposable elementc. bacterial transformationd. transductione. conjugationarrow_forwardIf a researcher accidentally transformed the bacterial two hybrid plasmids ( pKT25-X and pUT18-Y) into a normal strain of E coli that produces adenylate cyclase, his/her experiment will: a. show a high lacZ activity in all tubes (control and experiment) because Proteins X and Y do not need to be interacting in order to activate lacZ gene prescription. b. not work because cells lack cAMP. c. need replicates in order to show true interaction between X and Y.arrow_forwardWhich of the following statements about CRISPR-Cas9 is correct? O A. It relies on the natural process of DNA repair. B. Regardless of the DNA target, the sequence of the guide RNA is always the same. C. Cas9 is only involved in recruitment of guide RNA to its target DNA. D. It is not precise enough to make a single base pair edit.arrow_forward
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