What Is Life? A Guide to Biology with Physiology
4th Edition
ISBN: 9781319065447
Author: Jay Phelan
Publisher: W. H. Freeman
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Chapter 7, Problem 10MC
Summary Introduction
Introduction:
STRs are regions of DNA where a short sequence of
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Which among the following statements is not true about mutations? *
a.) It may either occur at the chromosomes or at the sequence of nucleic acids.
b.) It is caused either by mutagens or through hereditary genes.
c.) All mutations cause diseases and disorders in the developing organism.
d.) All mutations causes a change in the structure or sequence of the genetic material.
DNA technology has many medical applications. Which of the following is not done routinely at present? (A) production of hormones for treating diabetes and dwarfism (B) analysis of gene expression for more informed cancer treatments (C) gene editing by the CRISPR-Cas9 system in viable human embryos to correct genetic diseases (D) prenatal identification of genetic disease alleles
Genetic engineering has been used in many different ways, such as
human growth hormone for the treatment of pituitary dwarfism (recombinant DNA)
plants engineered to be resistant to herbicides and pests
an “antifreeze” gene inserted into some Atlantic salmon and halibut
pick one of the examples of genetic engineering listed above to expand on.
Provide a description of the technology in terms of how it works and what steps are taken
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What Is Life? A Guide to Biology with Physiology
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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
- Gene therapy is performed by ____. a. replacing a defective enzyme in an individual with a normal enzyme with the goal of treating a genetic disorder b. transferring a normal or a modified gene into an individual with the goal of treating a genetic defect c. transferring a mutated gene into an individual with the goal of treating a genetic defect d. replacing a defective gene in an individual with a normal gene with the goal of treating a genetic disorder e. replacing the genomes of an individual with a brand new set of genomes with the goal of treating a genetic defectarrow_forwardA. What are some reasons a person might want to clone a human? B. What animal was cloned in 1885?arrow_forwardGenome comparisons have suggested that mouse DNA has mutated about twice as fast as human DNA. What is a possible explanation for this discrepancy? a. Mice are much smaller than humans. b. Mice live in much less sanitary conditions than humans and are therefore exposed to a wider range of mutation-causing substances. c. Mice have a smaller genome size. d. Mice have a much shorter generation time.arrow_forward
- Which of the following is an outcome that could be produced by the application of the biotechnology as described? A. using PCR to modify a crop plant for higher yields B. introducing a recombinant DNA plasmid into a cell to trigger RNAi C. identifying SNPs to match birth parents to an adopted child D. using RT-PCR to generate copies of a gene to be expressed for insulin production An SNP is found associated with individuals who have diabetes. Which statement is true? A. All individuals with the SNP will have diabetes. B. The SNP codes for a faulty protein that causes the individual to have diabetes. C. To identify the SNP in more individuals, they will need to have their genome sequenced. D. The SNP may be linked to a gene that contributes to diabetes.arrow_forwardNow that cloning is possible, should it be used to clone animals that are near extinction? What are the possible ramifications of this when it comes to genetic diversity and size of the gene pool?arrow_forwardSequencing a genome and identifying individual genes are processes typically carried out - A. via manual transcription by a team of genetic scientists. B. by computers using high-throughput methods. C. by hand with a team of information scientists. D. using experimental processes.arrow_forward
- Suppose researchers learn that a particular congenital disease is caused by synthesis of a protein coded by a mutated gene. Describe a way in which recombinant DNA technology might be used to prevent translation of the protein.arrow_forwardArrange the following steps in the sequence they would happen in a DNA cloning experiment. a. sealing DNA fragments into vectors with DNA ligase; b. utilizing a probe to detect a clone in the library; c. sequencing the clone's DNA; d. creating a DNA library of clones; e. cutting genomic DNA with restriction enzymes. A. e,a,d,b,c B. a,d,b,c,e C. c,b,e,a,d D. e,d,a,c,barrow_forwardA contig is a. a set of molecular markers used in gene mapping. b. a set of overlapping fragments that form a continuous stretch of DNA. c. a set of fragments generated by a restriction enzyme. d. a small DNA fragment used in sequencing.arrow_forward
- During an Ames test, what does it mean when S. typhimurium is his+? A. The sample is completely safe for humans B. The sample is safe for humans but has a chance to be a mutagen C. The sample is not safe for humans and is considered a mutagen D. The sample is not safe and is hypothetically a mutagenarrow_forwardCRISPR techniques allow scientists to modify specific genes while sparing all others, thus clarifying the association between a given gene and its consequence to the organism. If this technology can change the future of Medicine, what specific benefits CRISPR can bring to genetic testing or analysis? How can CRISPR help to enhance gene therapy or treatment of genetic diseases?arrow_forwardSelect one principle in Animal Biotechnology, that you think is the best in improving an animal breed, and explain why you think that is the best.arrow_forward
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