Genetics: Analysis and Principles
5th Edition
ISBN: 9780073525341
Author: Robert J. Brooker Professor Dr.
Publisher: McGraw-Hill Education
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Textbook Question
Chapter 17.4, Problem 1COMQ
A viral protein that is needed to make HIV DNA is
a. integrase.
b. reverse transcriptase.
c. Vpr.
d. Gag polyprotein.
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Chapter 17 Solutions
Genetics: Analysis and Principles
Ch. 17.1 - 1. What is a common feature found in all viruses?...Ch. 17.1 - 2. Viral genomes can be
a. DNA or RNA.
b....Ch. 17.2 - Prob. 1COMQCh. 17.2 - Prob. 2COMQCh. 17.3 - A mutation in phage results in 10-fold greater...Ch. 17.3 - 2. The cl gene that encodes the λ repressor has...Ch. 17.4 - A viral protein that is needed to make HIV DNA is...Ch. 17.4 - Prob. 2COMQCh. 17.4 - After HIV components are made, what is the correct...Ch. 17 - 1. Discuss why viruses are considered nonliving.
Ch. 17 - What structural features are common to all...Ch. 17 - 3. What are the similarities and differences among...Ch. 17 - Prob. 4CONQCh. 17 - Prob. 5CONQCh. 17 - Prob. 6CONQCh. 17 - Prob. 7CONQCh. 17 - Prob. 8CONQCh. 17 - Prob. 9CONQCh. 17 - Prob. 10CONQCh. 17 - 11. What is a prophage, a provirus, and an...Ch. 17 - Prob. 12CONQCh. 17 - 14. With regard to promoting the lytic or...Ch. 17 - 15. How do therepressor and the cro protein affect...Ch. 17 - Prob. 15CONQCh. 17 - Figure 18.11 shows a genetic switch that controls...Ch. 17 - Prob. 17CONQCh. 17 - Prob. 18CONQCh. 17 - Explain the role of RNase H (a component of...Ch. 17 - Prob. 20CONQCh. 17 - Prob. 21CONQCh. 17 - Prob. 22CONQCh. 17 - 24. Compare and contrast the roles of fully...Ch. 17 - 25. Describe the role of the Gag polyprotein...Ch. 17 - Prob. 25CONQCh. 17 - Prob. 26CONQCh. 17 - 1. Discuss how researchers determined that TMV is...Ch. 17 - Prob. 2EQCh. 17 - What is a reconstituted virus?Ch. 17 - Following the infection of healthy tobacco leaves...Ch. 17 - Prob. 5EQCh. 17 - Prob. 6EQCh. 17 - A researcher identified a mutation in PR of phage ...Ch. 17 - Experimentally, when an E. coli bacterium already...Ch. 17 - 9. A bacterium is exposed to a drug that inhibits...Ch. 17 - This question combines your knowledge of bacterial...Ch. 17 - Prob. 1QSDCCh. 17 - 2. Certain environmental conditions such as...Ch. 17 - 3. Browse the Internet to determine the drugs that...
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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
- A biologist develops a new drug that seems to dramatically slow the onset of symptoms resulting from HIV infection. Close monitoring of HIV-infected cells reveals that the viral proteins are in the form of long polyproteins. What kind of drug did the biologist develop? A. It is a glycosyl transferase inhibitor. B. It is an integrase inhibitor C. It is a protease inhibitor. D. It is a CD4 inhibitor. please explain why which answer is correct and which is wrong and whyarrow_forwardExplain that a virus can’t be treated with an antibiotic and why. Think about selective toxicity and why those targets don’t exist for a viral infection.arrow_forwardThere have been recent outbreaks of dog flu in the US. Why doesn't this virus infect humans? A) The virus can replicate in cells of all species but can only egress from dog cells. B) The genetic code of the virus is the same as that in dog cells but is different from other organisms. C) The virus can only attach to dog cells. D) The virus can enter cells of all species but can only replicate in dog cells.arrow_forward
- (a) Give any two differences between DNA and RNA. (b) What is recombinant DNA? Give two beneficial proteins produced from recombinant DNA technology. (c) How do nucleoside analogs disrupt life cycle of HIV-1 virus?arrow_forwardWhich gene is incorporated into plasmids to detect recombinantcells?a. restriction endonuclease b. virus receptors c. a gene for antibiotic resistance d. reverse transcriptasearrow_forwardA viral protein that is needed to make HIV DNA isa. integrase.b. reverse transcriptase.c. Vpr.d. Gag polyprotein.arrow_forward
- Gene therapy aims to replace faulty or disease-causing genes with healthy DNA sequences. How might you use a virus to deliver these new genes into a cell?arrow_forwardAnswer the following question using a scientific paper and write the reference. Explain why did scientists used mRNA instead of DNA for Covid-19 vaccine development?arrow_forwardAn experimental drug therapy to treat patients with antibiotic-resistant bacteria involves introduction of a highly specific bacteriophage to the infected patient's bloodstream. Which of the following bacteriophage types would be the LEAST useful for this therapy? a. a lytic bacteriophage b. An enveloped virus c. An RNA virus d. a lysogenic bacteriophagearrow_forward
- If a virus particle contained double-stranded B-DNA of 500,000 base pairs, A. How many complete helical turns would occur on each strand? B. How many atoms of phosphorus would be present? C. What would be the length (in Å) of the DNA before packing into the virus?arrow_forwardWhich receptor of the influenza virus is most involved in binding tothe respiratory cells?a. neuraminidase spikes b. hemagglutinin spikes c. the viral capsid d. the viral envelopearrow_forwardWhich process of DNA transfer in bacteria requires a virus? a. Conjugation b. Transduction c. Transformation d. All of the abovearrow_forward
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