Biological Science (7th Edition)
7th Edition
ISBN: 9780134678320
Author: Scott Freeman, Kim Quillin, Lizabeth Allison, Michael Black, Greg Podgorski, Emily Taylor, Jeff Carmichael
Publisher: PEARSON
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Textbook Question
Chapter 26, Problem 5TYU
What has metagenomic analysis allowed researchers to do for the first time?
a. sample organisms from an environment and grow them under defined conditions in the lab
b. isolate organisms from an environment and sequence their entire genome
c. study organisms that cannot be cultured (grown in the lab)
d. identify important morphological differences among species
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Students have asked these similar questions
What is a transgenic organism?
a.
an organism that has had its entire genome sequenced
b.
an organism that has genes from another species
c.
an organism that does not use DNA to specify proteins
d.
an organism with multiple copies of the same gene
e.
an organism that has been DNA profiled
what would you expect to find in a metagenomic library ? (check all that apply)
A. peer reviewed research articles on disease and the environment
B. the complete genome from a new species
C. bits of DNA from numerous species
D. many copies of cloning vector with different inserts
E. a composite genome from several related species
F. some DNA representing genes that are similar but differ in exact sequence
Since 1735, the Linnaean classification system has been the basic system for all taxonomy in biology. Which statement best explains the reason for changing how organisms are classified today?
A. Organisms are evolving at a faster rate than in the past
B. More diverse and complex organisms are being discovered
C.  There are more organisms today than there were in the past
D. New information about the genetics of species is being discovered
Chapter 26 Solutions
Biological Science (7th Edition)
Ch. 26 - 1. What do some photosynthetic bacteria use as a...Ch. 26 - What are organisms called that use inorganic...Ch. 26 - Prob. 3TYKCh. 26 - 5. What has metagenomic analysis allowed...Ch. 26 - Prob. 6TYUCh. 26 - Prob. 7TYUCh. 26 - Prob. 8TYUCh. 26 - PROCESS OF SCIENCE Streptococcus mutans obtains...Ch. 26 - PROCESS OF SCIENCE Suppose that you’ve been hired...Ch. 26 - Prob. 11PIAT
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- Explain bioremediation as an application of metagenomics, and comment on how this mechanism can be utilized as an environmental management intervention within your community.arrow_forwardRegarding the PCR technique, what is false?a. It can produce multiple copies of DNA.b. It is the same as DNA fingerprinting.c. It is not a time-consuming process.d. It cannot successfully copy whole genesarrow_forwardSome wildlife conservation organizations claim that bioengineering and cloning can be used to save endangered species. In addition, they suggest that these technologies may be used to bring back extinct species, using DNA from preserved specimens. Discuss the implications of carrying out these procedures.arrow_forward
- How is gene editing applied in our society? a. to customize a living organism’s genetic sequence by making very specific changes to its DNA b. being used for the genetic modification of crop plants c. use for manipulating the DNA of livestock and of laboratory model organisms d. all of the abovearrow_forwardplease help: DNA of fossils and extinct organisms offers the prospect of studying past populations, their kinship relationships, and diets although DNA represents a complex mixture originating from many sources including introduced bacterial, fungal, and environmental DNA. a. Both False statements b. One statement is true while a second is false c. Not enough information to determine an answer d. Both True statementsarrow_forwardExplain your answer in some depth and avoid just saying "It is A" or It is B. Defend your answer and explain why you choice that answer choice. Question: Domestic dogs would least likely meet the definition of a single species using which concept? Group of answer choices A) Lineage B) Biological C) Morphological D) Domestic dogs are not a single species according to any of the species concept definitions.arrow_forward
- Metagenomics is a field of study thata. is the analysis of a collection of genome sequences obtained from anenvironmental site.b. focuses on the microbial genomes contained in a community.c. compares the genomes of similar species in different communities.d. does none of the above.e. does both a and b.arrow_forward6.)Why is the human skull bigger than a monkey’s a.)To adapt to changing climate b.)To protect a large brain c.)To be bipedal in walking d.)To be proportionate in height 7.)How does natural selection improve the characteristics and variety of organisms? a.)propagation of organism is limited because of the limited number of organism that allow to reproduce. b.)constant practice of Manny Pacquiao deteriorates the muscle development c.)regular copying of seatmate’s answers during test improves thinking skills. d.)regular reading habits improves reading skills and comprehension. 8.) Which of the following explains how evolution helps the maintenance and continuity of life? Because species__. a.) competition to each other improves the number of population. b.) adaptations to environment loss their body structure. c.) survival of the fittest is practice. d.) natural selection shapes organisms to fit in their environment. 9.) Who is the “ Father of Genetics? a.) Gregor Mendel b.)…arrow_forwardSearch for actual mutations that happened to the E. coli bacteria (prokaryotic cells) and where the mutation happened and in which gene. Is the mutated trait recessive or dominant? lastly describe how harmful, or beneficial those mutations were?arrow_forward
- Which of the following serves as an advantage to using numerical taxonomy? a. Trait choices are arbitrary. b. All traits are weighed equally against one another. c. Visual traits, like cell cell shape and size, are the most important criteria for determining similarity between species. d. Traits and activities of different bacteria are informative, and considered with this approach.arrow_forward1a) Describe the general process of a scientific investigation. 1b) State one difference between science and pseudoscience.arrow_forwardExplain why metagenomics is probably the most revolutionary application of genomics. What application of genomics would best serve the community and why? How can Bioremediation as an application of metagenomics, be utilized as an environmental management intervention within your community.arrow_forward
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