Human Biology: Concepts and Current Issues (8th Edition)
8th Edition
ISBN: 9780134042435
Author: Michael D. Johnson
Publisher: PEARSON
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Textbook Question
Chapter 20, Problem 13TY
Which technique will allow amplification of the DNA from the crime scene, in order to provide a large enough specimen?
a. gel electrophoresis
b. polymerase chain reaction
c. transgenic introduction
d. DNA sequencing
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Chapter 20 Solutions
Human Biology: Concepts and Current Issues (8th Edition)
Ch. 20 - Prob. 1QCCh. 20 - GM foods are created for a variety of reasons,...Ch. 20 - Should foods that contain genetically modified...Ch. 20 - Explain how DNA is sequenced.Ch. 20 -
2. Describe the enzymes used in recombinant DNA...Ch. 20 - Prob. 3CRCh. 20 - Discuss the polymerase chain reaction technique,...Ch. 20 - Prob. 5CRCh. 20 - Prob. 6CRCh. 20 - Prob. 7CR
Ch. 20 - Prob. 8CRCh. 20 - Prob. 9CRCh. 20 -
10. List the diseases that gene therapy may be...Ch. 20 - Prob. 1TYCh. 20 - Prob. 2TYCh. 20 - Which of the following is used to separate...Ch. 20 - Genetically engineered human insulin, human growth...Ch. 20 - Prob. 5TYCh. 20 - All of the following statements about transgenic...Ch. 20 -
7. "Gene pharming” refers to:
a. using transgenic...Ch. 20 - Prob. 8TYCh. 20 - Prob. 9TYCh. 20 - Prob. 10TYCh. 20 - Which of the following is needed for sequencing...Ch. 20 - A tiny amount of blood was recovered from a crime...Ch. 20 - Which technique will allow amplification of the...Ch. 20 - A gene for a bacterial protein with insecticide...Ch. 20 - Prob. 15TYCh. 20 -
1. What do you think are the chances that someone...Ch. 20 - Imagine a future in which the respiratory effects...Ch. 20 - Prob. 3AWKCh. 20 - Prob. 4AWKCh. 20 - Prob. 5AWKCh. 20 - There is interest in producing vaccines in foods....Ch. 20 - Transgenic plants have the potential to improve...
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- When working with the gel electrophoresis chamber, what must we keep in mind? A. Keeping the gel flat on the table without any buffer solution B. Not changing your pipette in between DNA samples C. Not shaking the chamber after the DNA has been loaded D. Loading two DNA samples per a single wellarrow_forwardwhich process releases the DNA into the ionic medium? a. homogenization b. deproteination c. precipitation d. all are correctarrow_forwardWhat is the role of Sodum Dodecyl Sulffate in DNA isolation? A. Precipitate DNA B Make the solution more viscous C Destroy the cell membrane D Maintain ionic strengtharrow_forward
- Which DNA fragment will be closest to the top (negative pole) of anelectrophoretic gel?a. 450 bp b. 3,560 bp c. 5 kb d. 1,500 bparrow_forwardDNA polymerases that corrects errors and mismatches in DNA is called? A. Post replication repair B. Base excision repair C. Nucleotide excision repair D. Proofreadingarrow_forwardA scientist wants to study the cytochrome c gene of a fruit fly. The DNA for the gene is extracted and subjected to several treatments. If a disease were identified as being caused by defects in the cytochrome c gene, then the copy isolated could be used for what? A. PCR B. gene therapy C. stem cell work D. DNA fingerprintingarrow_forward
- Give typing answer with explanation and conclusionarrow_forwardIn sequential order, what are the three steps of PCR? A. Denature DNA, Anneal Primers, Extend DNA B. Denature DNA, Extend DNA, Anneal Primers C. Anneal Primers, Extend DNA, Denature DNA D. Extend DNA, Anneal Primers, Denature DNAarrow_forwardChoose the combination of answers that most accurately completes the statement.Which of the following is not essential to carry out the polymerase chain reaction? a. primers c. gel electrophoresis b. DNA polymerase d. high temperaturearrow_forward
- When using a micro centrifuge, what should you check before starting the machine? A. That the samples are balanced B. That the PCR tube caps on the samples are slightly open C. That the machines is set to 64 degrees Celsius D. That is programed for 35 cycles.arrow_forwardWhat feature of a DNA fragment causes it to move through a gel during electrophoresis? a. the electrical charges of its phosphate groups b. its nucleotide sequence c. the hydrogen bonds between its base pairs d. its double helix shapearrow_forwardWhat is the purpose of the low temperature step in the PCR reaction? a. To allow DNA polymerase to synthesize new DNA in the 3' to 5' direction b. To permanently deactivate DNA polymerase c. To allow primers to anneal to DNA templates d. To allow DNA polymerase to synthesize new DNA in the 5' to 3' directionarrow_forward
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