Brock Biology of Microorganisms (15th Edition)
15th Edition
ISBN: 9780134261928
Author: Michael T. Madigan, Kelly S. Bender, Daniel H. Buckley, W. Matthew Sattley, David A. Stahl
Publisher: PEARSON
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Textbook Question
Chapter 1.12, Problem 1MQ
- Describe the experiments that proved DNA was the transforming principle described by Griffith.
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How did Griffith’s work provide a foundation for the experiments of Avery and his colleagues pointing to DNA as the essential genetic material?
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
Describe restriction enzymes and explain why their discovery wasimportant for DNA research.
Chapter 1 Solutions
Brock Biology of Microorganisms (15th Edition)
Ch. 1.1 - In what ways are microorganisms important to...Ch. 1.1 - Why are microbial cells useful for understanding...Ch. 1.1 - What is a microbial colony and how is one formed?Ch. 1.1 - What are bacterial colonies and how are they...Ch. 1.2 - What structures are universal to all types of...Ch. 1.2 - Prob. 2MQCh. 1.2 - What structures can be used to distinguish between...Ch. 1.2 - Prob. 1CRCh. 1.3 - How old is Earth and when did cells first appear...Ch. 1.3 - Prob. 2MQ
Ch. 1.3 - Why were cyanobacteria so important in the...Ch. 1.3 - Prob. 1CRCh. 1.4 - Prob. 1MQCh. 1.4 - Prob. 2MQCh. 1.4 - Prob. 3MQCh. 1.4 - Prob. 1CRCh. 1.5 - Define the terms magnification and resolution.Ch. 1.5 - Prob. 2MQCh. 1.5 - Prob. 1CRCh. 1.6 - Prob. 1MQCh. 1.6 - Prob. 2MQCh. 1.6 - How can cells be made to fluoresce?Ch. 1.6 - Prob. 1CRCh. 1.7 - Prob. 1MQCh. 1.7 - Prob. 2MQCh. 1.7 - Prob. 1CRCh. 1.8 - Prob. 1MQCh. 1.8 - Prob. 2MQCh. 1.8 - Prob. 1CRCh. 1.9 - Prob. 1MQCh. 1.9 - Prob. 2MQCh. 1.9 - Besides ending the controversy over spontaneous...Ch. 1.9 - Explain the principle behind the Pasteur flask in...Ch. 1.10 - How do Kochs postulates ensure that cause and...Ch. 1.10 - What advantages do solid media offer for the...Ch. 1.10 - Prob. 3MQCh. 1.10 - Prob. 1CRCh. 1.11 - What is meant by the term enrichment culture?Ch. 1.11 - Prob. 2MQCh. 1.11 - What were the major microbiological interests of...Ch. 1.12 - Describe the experiments that proved DNA was the...Ch. 1.12 - Why are microbial cells useful tools for basic...Ch. 1.12 - Describe the experiments that proved DNA to be the...Ch. 1.13 - What kinds of evidence support the three-domain...Ch. 1.13 - What is a phylogenetic tree?Ch. 1.13 - List three reasons why rRNA genes are suitable for...Ch. 1.13 - What insights led to the reconstruction of the...Ch. 1.14 - How are viruses different from Bacteria, Archaea,...Ch. 1.14 - What four bacterial phyla contain the most...Ch. 1.14 - Prob. 3MQCh. 1.14 - What features (or lack of features) can be used to...Ch. 1 - Pasteurs experiments on spontaneous generation...Ch. 1 - Describe the lines of proof Robert Koch used to...Ch. 1 - Imagine that all microorganisms suddenly...
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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
- Describe the blender experiments of Hershey and Chaseand what the results revealed about DNA’s function.arrow_forwardExplain Avery, MacLeod and McCarthy's Dna theoryarrow_forwardWhat is transformation? Describe Grifith’s experiment to show transformation? What did he prove from his experiment?arrow_forward
- Several rounds of failure often precede most successful scientific discoveries. How did failure play a role in the discovery of the structure of DNA?arrow_forwardUse the gel diagram below to answer Questions 62 and 63. The positively-charged electrode of the electrophoresis gel is shown at the bottom of the diagram; the negatively-charged electrode is at the top. The mixture in each well included the original DNA fragment, all four dNTPs, one type of ddNTP as labeled in the diagram, and other necessary components of the dideoxy chain-termination reaction. The results are below. ddATP ddGTP ddCTP ddTTP (A) (B) (C) (D) (E) +. 62. Which of the following represents the sequence of the template strand?" A. 5'--GAAGACTAACATTCA--3' B. 5'-- ACTTACAATGTAGUA--3' C. 5'-- CTTCTGATTGTAAGT--3' D. 5'--ACTTACAATCAGAAG--3' E. 5'--TGAATGTTAGTCTTC--3'arrow_forwardWrite a short essay explaining the evidence that DNA is the geneticmaterial. Be sure to use the results of the key experiments to help you withyour answerarrow_forward
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