Biology (MindTap Course List)
11th Edition
ISBN: 9781337392938
Author: Eldra Solomon, Charles Martin, Diana W. Martin, Linda R. Berg
Publisher: Cengage Learning
expand_more
expand_more
format_list_bulleted
Concept explainers
Videos
Textbook Question
Chapter 12, Problem 3TYU
In the Hershey-Chase experiment with bacteriophages, (a) harmless bacterial cells permanently transformed into virulent cells (b) DNA was shown to be the transforming factor of earlier bacterial transformation experiments (c) the replication of DNA was conclusively shown to be semiconservative (d) viral DNA was shown to enter bacterial cells and cause the production of new viruses within the bacteria (e) viruses injected their proteins, not their DNA, into bacterial cells
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
All of the following apply to Luria and Delbruck’s 1943 study of mutation rates in E. Coli and T1 phage except:
A) it served as an example of an inflexible test
B) it involved looking for T1-resistant bacteria as an end measure
C) it showed that numbers of mutant organisms observed after T 1 phage were added to the culture tended to vary from experiment to experiment
D) it rejected the possibility of adaptive mutations
E) it supported the concept of spontaneous mutation rates
1)
Which of the following are referred to as retrotransposons?
a) VNTRS
b) SINES
c)
LINES
d) STRS
2)
Which of the following techniques relies on hybridation between complementary nucleic acid (DND or
RNA)?
a) Southern blot
b) Northern blot
c)
d) None of the above are correct
A+B
3)
Cancer is often the result of activation of_ to
and the inactivation of
genes.
a) "oncogenes, tumor-suppressor genes, proto-oncogenes"
b) "proto-oncogenes, oncogenes, tumor-suppressor genes"
c) "oncogenes, proto-oncogenes, tumor-suppressor genes"
d) "proto-suppressor genes, suppressor, oncogenes"
Chemical mutagens often cause oxidation or deamination of DNA bases. This can
lead to cancer by causing:
A) Activation of replication.
B) Activation of transcription.
C) Non Watson-Crick base pairing.
OD) Changes to cytochrome P450 enzymes.
OE) Activation of translation.
Chapter 12 Solutions
Biology (MindTap Course List)
Ch. 12.1 - Summarize the evidence that accumulated during the...Ch. 12.1 - Prob. 2LOCh. 12.1 - Prob. 1CCh. 12.1 - Prob. 2CCh. 12.2 - Explain how nucleotide subunits link to form a...Ch. 12.2 - Describe how the two strands of DNA are oriented...Ch. 12.2 - Prob. 5LOCh. 12.2 - Prob. 1CCh. 12.2 - Prob. 2CCh. 12.2 - Prob. 3C
Ch. 12.3 - Cite evidence from Meselson and Stahls experiment...Ch. 12.3 - Prob. 7LOCh. 12.3 - Explain the complexities of DNA replication that...Ch. 12.3 - Discuss how enzymes proofread and repair errors in...Ch. 12.3 - Prob. 10LOCh. 12.3 - How did the ability to distinguish old and newly...Ch. 12.3 - What feature of DNA structure causes DNA...Ch. 12.3 - What is the reason that eukaryotic cells require...Ch. 12 - When Griffith injected mice with a combination of...Ch. 12 - Which of the following inspired Avery and his...Ch. 12 - In the Hershey-Chase experiment with...Ch. 12 - The two complementary strands of the DNA double...Ch. 12 - If a segment of DNA is 5 CATTAC 3, the...Ch. 12 - Each DNA strand has a backbone that consists of...Ch. 12 - The experiments in which Meselson and Stahl grew...Ch. 12 - The statement DNA replicates by a semiconservative...Ch. 12 - Topoisomerases (a) synthesize DNA (b) synthesize...Ch. 12 - A lagging strand forms by (a) joining primers (b)...Ch. 12 - The immediate source of energy for DNA replication...Ch. 12 - Which of the following statements about eukaryotic...Ch. 12 - Prob. 13TYUCh. 12 - Prob. 14TYUCh. 12 - Prob. 15TYUCh. 12 - INTERPRET DATA In the Hershey-Chase experiment,...Ch. 12 - EVOLUTION LINK How does DNA being the universal...
Knowledge Booster
Learn more about
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
- Regarding recombinant vaccines, it is INCORRECT to state that: (Only one statement corresponds to the answer) * (a) They are free from infectious viral particles, which increases safety in production and use (b) The development of recombinant vaccines is generally faster than conventional vaccines from inactivated or attenuated pathogens (c) Expansion of production scale is easier than conventional vaccines, since they are produced using fermentation methods in bioreactors (d) The development of recombinant vaccines depends on industrial cultivation methods of the pathogen of interest (e) Recombinant vaccines can be produced on different platforms, such as animal and microorganism cellsarrow_forwardThe first publications describing the successful production and intracellular replication of recombinant DNA appeared in the early 1970’s. Since then, there is a long list of breakthroughs achieved by recombinant DNA technology. But which one of the following are NOT on that list? Select more than one answer ifneeded. a) Recombinant Factor VIII protein for the treatment of hemophiliacs b) Positional cloning of over 100 human disease genes c) Bacteria producing human insulin for the treatment of diabetic patients d) Reproductive cloning of over a dozen humansarrow_forwardWhich of the following statements best explains why there are fewer colonies on plate IV than on plate III? (a) Plate IV is the positive control. (b) Not all bacterial cells were successfully transformed. (c) The bacteria on plate III did not mutate. (d) The plasmid inhibited bacterial growth. (e) Plate IV is the negative control.arrow_forward
- A virophage is best descirbed as:(a) A bacteriophage that requires a helper virus(b) An animal virus that can also infect bacteria(c) A giant virus(d) A phage that is used therapeutically to treat bacterialinfections(e) A satellite virus that inhabits its helper virus (i.e., itshost virus)arrow_forwardCommon vectors used to transfer a piece of DNA into a cloning host are ________. A) artificial chromosomes B) bacteriophages C) All of the choices are correct D) viruses E) plasmidsarrow_forwardWith respect to recombinant vaccines, it is CORRECT to state that: * (Only one statement is correct) (a) Protein subunit vaccines are formulated with the expression vector encoding the immunogenic protein or protein fragment (b) Recombinant carrier organisms are genetically modified to contain the pathogenic protein of the organism that will be the target of the vaccine (c) Nucleic acid vaccines are formulated with DNA or RNA molecules that, once internalized by cells, will generate recombinant proteins that will trigger the immune response against the desired pathogen (d) Unlike DNA vaccines, mRNA vaccines do not need to be internalized by cells, being recognized as foreign molecules to the organism that received them. (e) Laboratory-produced phages can be used as delivery tools in DNA vaccines, which will allow the expression of immunogenic proteins to the organism that received them (f) Pseudoviral particles (VLPs) are produced in cells that receive expression vectors…arrow_forward
- The Drug AZT is used to treat AIDS, This drug is a _____ Inhibitor/Activator of _____ a) Competitive; Activator; DNA polymerase b) Noncompetitive; Inhibitor; DNA polymerase c) Competitive; Inhibitor; Reverse Transcriptase d) Noncompetitive; Activator; Reverse Transcriptasearrow_forwardAll questions a) What is the hypothesis of Griffith’s experiment? b) Why did mouse No. 3 survived? c) Why did mouse No. 4 died? d) If Griffith had injected a fifth mouse with a combination of heat-killed R strain bacteria and heat-killed S strain bacteria, would the mouse have died? Give your reason.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_forward
- 11 Enzyme assay A) Always involves asking a substrate B) Can be very smoke or very complex C) Always involves ultraviolet light D) A-C are incorrect 12 Isolation of chromosomal (total) DNA using a spin column A) Involves a filtration step to remove many different molecules B) Lysis is an optional step C) Elution is not necessary D) Results in a very pure protein preparation 13 Isolation of chromosomal (total) DNA using a spin column A) Cells must be used using an appropriate method B) Cell lysis is required C) Elution of DNA required regardless of the cell type used in the experiment D) A-C are correct. 14 Isolation of chromosomal (total) DNA using a spin column A) Washing the spin column is optional B) DNA must be eluted from the spin column C) Does not involve centrifugation D) Only molecules that are supposed to bind to the column do so.arrow_forwardSynthesis of new bacteriophages in a bacterial host involves the use of a.) Host cell encoded proteins only b.)Virally encoded proteins only c.) Both host and virally encoded proteinsarrow_forwardWhen Griffith injected mice with a combination of live rough-strain and heat-killed smooth-strain pneumococci, he discovered that (a) the mice were unharmed (b) the dead mice contained living rough-strain bacteria (c) the dead mice contained living smooth-strain bacteria (d) DNA had beentransferred from the smooth-strain bacteria to the mice (e) DNA had been transferred from the rough-strain bacteria to the smooth-strain bacteriaarrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Human Anatomy & Physiology (11th Edition)BiologyISBN:9780134580999Author:Elaine N. Marieb, Katja N. HoehnPublisher:PEARSON
Biology 2eBiologyISBN:9781947172517Author:Matthew Douglas, Jung Choi, Mary Ann ClarkPublisher:OpenStax
Anatomy & PhysiologyBiologyISBN:9781259398629Author:McKinley, Michael P., O'loughlin, Valerie Dean, Bidle, Theresa StouterPublisher:Mcgraw Hill Education,
Molecular Biology of the Cell (Sixth Edition)BiologyISBN:9780815344322Author:Bruce Alberts, Alexander D. Johnson, Julian Lewis, David Morgan, Martin Raff, Keith Roberts, Peter WalterPublisher:W. W. Norton & Company
Laboratory Manual For Human Anatomy & PhysiologyBiologyISBN:9781260159363Author:Martin, Terry R., Prentice-craver, CynthiaPublisher:McGraw-Hill Publishing Co.
Inquiry Into Life (16th Edition)BiologyISBN:9781260231700Author:Sylvia S. Mader, Michael WindelspechtPublisher:McGraw Hill Education
Human Anatomy & Physiology (11th Edition)
Biology
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:PEARSON
Biology 2e
Biology
ISBN:9781947172517
Author:Matthew Douglas, Jung Choi, Mary Ann Clark
Publisher:OpenStax
Anatomy & Physiology
Biology
ISBN:9781259398629
Author:McKinley, Michael P., O'loughlin, Valerie Dean, Bidle, Theresa Stouter
Publisher:Mcgraw Hill Education,
Molecular Biology of the Cell (Sixth Edition)
Biology
ISBN:9780815344322
Author:Bruce Alberts, Alexander D. Johnson, Julian Lewis, David Morgan, Martin Raff, Keith Roberts, Peter Walter
Publisher:W. W. Norton & Company
Laboratory Manual For Human Anatomy & Physiology
Biology
ISBN:9781260159363
Author:Martin, Terry R., Prentice-craver, Cynthia
Publisher:McGraw-Hill Publishing Co.
Inquiry Into Life (16th Edition)
Biology
ISBN:9781260231700
Author:Sylvia S. Mader, Michael Windelspecht
Publisher:McGraw Hill Education
Bacterial Genomics and Metagenomics; Author: Quadram Institute;https://www.youtube.com/watch?v=_6IdVTAFXoU;License: Standard youtube license