INQUIRY INTO LIFE-W/ACCESS >CUSTOM<
15th Edition
ISBN: 9781260046076
Author: Mader
Publisher: MCG CUSTOM
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Textbook Question
Chapter 25.1, Problem 2QTC
Watson and Crick’s discovery of DNA is clearly one of the most important discoveries in the last century. What advantages in medicine and science can you think of that are built on knowing the structure of DNA?
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Match the researchers (1–6) with the discoveries listed.
Discovered regularity in the ratios of different bases in DNA.
Worked out the helical structure of DNA by building
Identified DNA as the genetic material in bacteriophages.
Determined that DNA is responsible for transformation in bacteria.
Demonstrated that heat-killed material from bacteria can genetically transform live bacteria.
Took X-ray diffraction pictures used in constructing the structure of DNA.
1.
Watson and Crick
2.
Hershey and Chase
3.
Avery, MacLeod, and McCarty
4.
Griffith
5.
Franklin and Wilkins
6.
Chargaff
Bioinformatics includes all of the following except (A) using computer programs to align DNA sequences. (B) using DNA technology to combine DNA from two different sources in a test tube. (C) developing computer-based tools for genome analysis. (D) using mathematical tools to make sense of biological systems.
Which of the following inspired Avery and his colleagues to perform the experiments demonstrating that the transforming factor in bacteria is DNA? (a) that A is equal to T and that G is equal to C (b) Watson and Crick’s model of DNA structure (c) Meselson and Stahl’s studies on DNA replication in E. coli (d) Griffith’s experiments on smooth and rough strains of pneumococci (e) Hershey and Chase’s experiments on the reproduction of bacteriophages
Chapter 25 Solutions
INQUIRY INTO LIFE-W/ACCESS >CUSTOM<
Ch. 25.1 - Summarize the experiment that enabled scientist to...Ch. 25.1 - Prob. 2LOCh. 25.1 - Summarize the significance off the Griffith and...Ch. 25.1 - Prob. 2CYPCh. 25.1 - Prob. 3CYPCh. 25.1 - Based on Chargaff’s rules, if a segment of DNA is...Ch. 25.1 - Watson and Crick’s discovery of DNA is clearly one...Ch. 25.1 - Prob. 3QTCCh. 25.1 - Prob. 1ACh. 25.1 - Prob. 2A
Ch. 25.1 - Prob. 3ACh. 25.2 - Prob. 1LOCh. 25.2 - Prob. 2LOCh. 25.2 - Explain why DNA replication is said to be...Ch. 25.2 - Prob. 2CYPCh. 25.2 - Prob. 4ACh. 25.2 - Prob. 5ACh. 25.2 - Prob. 6ACh. 25.3 - Describe the role of RNA molecules in gene...Ch. 25.3 - Prob. 2LOCh. 25.3 - Prob. 3LOCh. 25.3 - Prob. 4LOCh. 25.3 - Prob. 1CYPCh. 25.3 - Describe the movement of information from the...Ch. 25.3 - Discuss why the genetic code is said to be...Ch. 25.3 - Prob. 7ACh. 25.3 - Prob. 8ACh. 25.3 - Prob. 9ACh. 25.4 - Prob. 1LOCh. 25.4 - Prob. 2LOCh. 25.4 - Prob. 3LOCh. 25.4 - Prob. 1CYPCh. 25.4 - Prob. 2CYPCh. 25.4 - Prob. 3CYPCh. 25.4 - Prob. 10ACh. 25.4 - Prob. 11ACh. 25.5 - Summarize the causes of gene mutations.Ch. 25.5 - Prob. 2LOCh. 25.5 - Prob. 3LOCh. 25.5 - Prob. 1QTCCh. 25.5 - Prob. 2QTCCh. 25.5 - Which of these cancer preventive measures are you...Ch. 25.5 - Why do you think tobacco use increase the risk of...Ch. 25.5 - Why does the use of tanning beds also increase the...Ch. 25.5 - Prob. 1CYPCh. 25.5 - Prob. 2CYPCh. 25.5 - Prob. 3CYPCh. 25.5 - Prob. 12ACh. 25.5 - Prob. 13ACh. 25 - Prob. S2.8BYBCh. 25 - Section 2.8 How does the structure of DNA differ...Ch. 25 - Prob. S23.1BYBCh. 25 - How is that information in the DNA interpreted...Ch. 25 - How might mutation in the DNA result in the...Ch. 25 - Prob. 1TCCh. 25 - Prob. 2TCCh. 25 - Prob. 3TC
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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
- Briefly outline the history of our knowledge of the structure of DNA until the time of Watson and Crick. Which do you think were the principal contributions and developments?arrow_forwardWhy do we study the DNA sequence of human organism?arrow_forwardWhat evidence did Watson and Crick have at their disposal in 1953? What was their approach in arriving at the structure of DNA?arrow_forward
- What did Rosalind Franklin, Maurice Wilkins, Francis Crick, and James Watson discover that resulted in the Nobel Prize being awarded to all of them except Franklin (Franklin was ineligible because she was deceased)?arrow_forwardWho was responsible for the X-ray crystallography that determined the shape and structure of DNA? O Rosalind Franklin O Heinz Fraenkel-Conrat and Bea Singer O Frederick Griffith O James Watson and Francis Crick O Alfred Hershey and Martha Chasearrow_forwardDid Watson and Crick ethical in the scientific work? And why?arrow_forward
- Junk DNA — Not So Useless After All https://healthland.time.com/2012/09/06/junk-dna-not-so-useless-after-all/ (Claim) Summarize scientist's error in naming noncoding DNA "junk" DNA. (Evidence) Is the amount of DNA an organism has correlated to intelligence or complexity? (Reasoning) What are two discovered uses of noncoding DNA (introns)?arrow_forwardWhat are the disadvantages of genetic engineering?arrow_forwardDescribe the “blender experiments” of Hershey and Chase and what they revealed about DNA versus protein?arrow_forward
- Describe a discovery that influenced the development of biotechnology made BEFORE Watson, Crick, Franklin and Wilkins discovered the chemical structure of DNA in 1953.Briefly describe the importance of the discovery and how it might have informed the thinking of Watson, Crick, Franklin and Wilkins as they made their own discovery.arrow_forwardAnswer all of the following questions a) Define the following terms: biotechnology, Plasmid,Genetic engineering and Transformation b) List two types of medical products that can be produced using DNA tech- nology c) Relate bioethics to the continued development of genetic engineering techniques. d) Describe two major goals of the Human Genome Project. e) Distinguish between proteomics and genomics. f) Outline the different applications of biotechnology g) List some techniques of genetic engineering. h) Delineate the transgenic organisms and their significance. i) Explain the procedure for the following PCR, Gel electrophpresis and Gene therapy j) Describe human genome project and its main goals. k) Discuss the drastic environmental impacts of oil spills and how the mi- crobes like bacteria can help mitigate the problem. l) Give an account of significance of transgenic organisms in food industry. m) Describe the uses of DNA finger printing. n) What is gene cloning? o) Elaborately…arrow_forwardIn detail explain the experiment that helped Hershey and Chase recognize DNA as a genetic materialarrow_forward
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