Essentials of Genetics (9th Edition) - Standalone book
9th Edition
ISBN: 9780134047799
Author: William S. Klug, Michael R. Cummings, Charlotte A. Spencer, Michael A. Palladino
Publisher: PEARSON
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Chapter CHST3, Problem 1DQ
Summary Introduction
To review:
The comparison between the synthetic DNA (Deoxyribonucleic acid) and the natural DNA, to avoid the implications on the innocent person in any kind of crime scene.
Introduction:
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State the five basic steps of DNA fingerprinting using the RFLP method. Why do you think the PCR method is of more use in crime scene investigations?
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Chapter CHST3 Solutions
Essentials of Genetics (9th Edition) - Standalone book
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- What is DNA phenotyping, and how do law enforcement agencies use this profiling method?arrow_forwardHow is the DNA used for catching crime suspects? Describe the procedure and cite a particular example where it helped solve a case or absolved an innocent person from any wrongdoing.arrow_forwardThe Evidence shows which suspect was at the crime scene? ( image of murder investigation) A) suspect A B) suspect B C) suspect C D) none were at the crime scene Which of the following choices most likely lists the sizes of the four DNA fragments in lane 6 ( second image) of this agarose gel stained with ethidium bromide? ( Note: the well that the DNA was loaded into is at the top of the gel image). A) 100 bp, 300 bp, 450 bp, 600 bp. B) 300 bp, 400 bp, 100 bp, 600 bp C) 600 bp, 450 bp, 300 bp, 100 bp D) 400 bp, 300 bp, 600 bp, 100 bp E) DNA fragment size can't be estimated using an agarose gel.arrow_forward
- What is DNA fingerprinting? Mention its application.arrow_forwardSuppose you are arrested for a serious crime and a DNA profile is created and entered into databases. Later, you are proven innocent. Should you have the right to have your DNA profile removed from all databases?arrow_forwardFor what purpose is DNA fingerprinting used A) to sequence DNA from bacteria B) to separate DNA fragments C) to identify individuals who have committed crimes D) to identify single nucleotide polymerasearrow_forward
- Do you think it should be possible to convict criminals solely on gel electrophoresis of digested DNA samples? Why or why not?arrow_forwardBrenda is a junior student in the biomedical program at her school. She is starting the PCR genetic testing lab activity. She is about to obtain her DNA sample but doesn’t want like the taste of NaCl solution. Her friend, Mark, let her use some of his DNA. What laboratory tule did the students break? A. Obtaining and handling DNA sample without wearing googles or gloves B. Improper use of human DNA samples C. Violating Patient Confidentiality D. Disposing of bio hazardous material in a regular trasharrow_forwardWhy do you need to put the reagents in the reaction tubes into the tubes in a specific order for DNA fingerprint analysis? Explain what the order , and why it was necessary.arrow_forward
- Since DNA anaylsis is specific to human body fluids such as blood, why do Crime Scene Investigators even bother with doing field test for biological fluids? Why not submit all samples that might have any kind biological fluid to the lab?arrow_forwardWhat is DNA fingerprinting? How can it be used in human identification?arrow_forwardExamine the gel from a Rape investigation below. If you were the DNA analyst you would conclude that: DNA size markers blood sexual assault evidence samples victim |suspect A suspect B female fracțion male fraction 1 2 3 4 5 6 A. Suspect B is excluded as the source of the evidence, but Suspect A cannot be excluded. B. Both Suspects A and B are excluded as the source of the evidence. C. Suspect A is excluded as the source of the evidence, but Suspect B cannot be excluded. D. Suspect B cannot be excluded as a source of the evidence. The results with Suspect A are inconclusive. E. Neither Suspect A or B can be excluded as a source of the evidence.arrow_forward
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