Brock Biology of Microorganisms, Books a la Carte Plus Mastering Microbiology with Pearson eText -- Access Card Package (15th Edition)
15th Edition
ISBN: 9780134603940
Author: Michael T. Madigan, Kelly S. Bender, Daniel H. Buckley, W. Matthew Sattley, David A. Stahl
Publisher: PEARSON
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Chapter 13.1, Problem 3MQ
- What lines of reasoning support the hypothesis that the first self-replicating systems were based on RNA molecules?
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Chapter 13 Solutions
Brock Biology of Microorganisms, Books a la Carte Plus Mastering Microbiology with Pearson eText -- Access Card Package (15th Edition)
Ch. 13.1 - What characteristics would have made the surface...Ch. 13.1 - How do we know when oceans were first present on...Ch. 13.1 - What lines of reasoning support the hypothesis...Ch. 13.1 - What is LUCA, and what is a plausible explanation...Ch. 13.2 - Why is the origin of cyanobacteria considered a...Ch. 13.2 - What caused the development of banded iron...Ch. 13.2 - What lines of evidence indicate that microbial...Ch. 13.2 - Why was the origin of cyanobacteria of such...Ch. 13.3 - What kinds of evidence support the three-domain...Ch. 13.3 - What is LUCA and what are some of its...
Ch. 13.3 - Which of the three domains is the least ancient?Ch. 13.3 - What evidence supports the classification of life...Ch. 13.4 - What evidence supports the idea that the...Ch. 13.4 - In what ways are modern eukaryotes a combination...Ch. 13.4 - Describe the different hypotheses for the...Ch. 13.4 - What is the endosymbiotic hypothesis for the...Ch. 13.5 - What are the different processes that give rise to...Ch. 13.5 - What is the difference between selection and...Ch. 13.5 - In the experiment of Figure 13.12, why did the...Ch. 13.5 - What is fitness? To what degree does fitness...Ch. 13.6 - What is the difference between the core and pan...Ch. 13.6 - What kind of recombination might have the greatest...Ch. 13.6 - What effects do deletions have on the evolution of...Ch. 13.6 - What are some processes that influence the content...Ch. 13.7 - How are DNA sequences obtained for phylogenetic...Ch. 13.7 - What does a phylogenetic tree depict?Ch. 13.7 - Prob. 3MQCh. 13.7 - What is the difference between a gene tree and an...Ch. 13.8 - What is the difference between taxonomy and...Ch. 13.8 - What are some key criteria from the phylogenetic...Ch. 13.8 - How many species of Bacteria and Archaea have been...Ch. 13.8 - What is the "species problem" and why is the...Ch. 13.9 - What class of genes is used in MLST analyses?Ch. 13.9 - How is ribotyping different from rep-PCR?Ch. 13.9 - What is FAME analysis?Ch. 13.9 - Prob. 1CRCh. 13.10 - What roles do culture collections play in...Ch. 13.10 - What is the IJSEM and what taxonomic function does...Ch. 13.10 - Why might viable cell cultures be of more use in...Ch. 13.10 - Prob. 1CRCh. 13 - Compare and contrast the physical and chemical...Ch. 13 - For the following sequences, construct the...Ch. 13 - Imagine that you have been given several bacterial...Ch. 13 - Imagine that you have discovered a new form of...
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- The diagram to the right shows how tiles can be put together in different ways. How does this example relate to the role of DNA as the universal genetic material in organisms?arrow_forwardWhat two pieces of evidence support the claim that all life on Earth descended from a common ancestor?arrow_forwardDo you think scientific researchers that modify the genes of organisms bring more advantages than disadvantages?arrow_forward
- Would the rate of deleterious or beneficial mutations be a good molecular clock? Why or why not?arrow_forwardWhat is the relevance of replicating results in science?arrow_forwardHow is the increased similarity in the DNA sequences of genes between more closely related organisms—and the decreased similarity between less closely related organisms— evidence for evolution?arrow_forward
- What was necessary to model evolution?arrow_forwardWhat is the Darwinian theoryarrow_forwardThe use of model organisms such as the mouse for research and biomedical testing of human diseases is based on the assumption that all organisms share a common ancestor. On what evidence is this assumption based?arrow_forward
- If you had nucleotide sequences from virus particles from two infected hosts, could you estimate how long it has been since the virus populations in the hosts shared a common ancestor? Explain.arrow_forwardWhat is the theory of Darwinism?What did Darwin propose as the mechanism of evolution?arrow_forwardGive typed explanation What pattern of evolution results when selection favors a rare recessive trait?arrow_forward
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