Biology
12th Edition
ISBN: 9780134813448
Author: Audesirk, Teresa, Gerald, Byers, Bruce E.
Publisher: Pearson,
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Textbook Question
Chapter 14, Problem 4FIB
Matching DNA samples in
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An important application of DNA fingerprinting is relationship testing. Persons who are related genetically have some bands or peaks in common. The number they share depends on the closeness of their genetic relationship. For example, an offspring is expected to receive half of his or her minisatellites from one parent and the rest from the other. The diagram shown here schematically illustrates traditional DNA fingerprints of an offspring, mother, and two potential fathers. In paternity testing, the offspring’s DNA fingerprint is first compared with that of the mother. The bands that the offspring have in common with the mother are depicted in purple. The bands that are not similar between the offspring and the mother must have been inherited from the father. These bands are depicted in red. Which male could be the father?
What is wrong with simply saying that a suspect is included in a mixture without providing any statistics? Why is it important to establish independence between alleles and between loci?
im assuming allele frequency in dna, particualrily forensics. class is forensic dna analysis.
The particular combination of alleles present in a given organism is referred to as a:
Locus
Gene
Genotype
Trait
Phenotype
Chapter 14 Solutions
Biology
Ch. 14.1 - define biotechnology?Ch. 14.1 - Prob. 2CYLCh. 14.1 - define GMO and transgenic organism?Ch. 14.2 - describe natural processes that recombine DNA,...Ch. 14.3 - Prob. 1CSCCh. 14.3 - Prob. 1CYLCh. 14.3 - summarize how CRISPR-Cas9 works and explain why it...Ch. 14.4 - For any single person, a given STR always has...Ch. 14.4 - There are many other applications in which DNA...Ch. 14.4 - Prob. 1CYL
Ch. 14.4 - Prob. 2CYLCh. 14.5 - Restriction enzymes are isolated from bacteria....Ch. 14.5 - Many countries regulate the use of genetically...Ch. 14.5 - explain how genes are inserted into a plasmid, and...Ch. 14.5 - Prob. 2CYLCh. 14.6 - Prob. 1CTCh. 14.6 - Prob. 1HYEWCh. 14.6 - describe the advantages of genetically modified...Ch. 14.6 - list some examples of how genetically modified...Ch. 14.6 - Prob. 3CYLCh. 14.7 - Explain how fetal DNA could be used to establish...Ch. 14.7 - explain how biotechnology is used to diagnose both...Ch. 14.7 - describe how transgenic organisms are used to...Ch. 14.7 - describe the procedures and advantages of gene...Ch. 14.8 - explain why people might be opposed to the use of...Ch. 14.8 - Prob. 2CYLCh. 14.8 - Prob. 1CTCh. 14 - Prob. 1MCCh. 14 - Prob. 3MCCh. 14 - A restriction enzyme a. cuts DNA at a specific...Ch. 14 - Prob. 5MCCh. 14 - Prob. 1FIBCh. 14 - _________is the process whereby bacteria pick up...Ch. 14 - The _______ is a technique tor multiplying DNA in...Ch. 14 - Matching DNA samples in forensics uses a specific...Ch. 14 - Prob. 5FIBCh. 14 - Describe two natural forms of genetic...Ch. 14 - Prob. 2RQCh. 14 - Prob. 3RQCh. 14 - Prob. 4RQCh. 14 - Prob. 5RQCh. 14 - Prob. 6RQCh. 14 - How does gel electrophoresis separate pieces of...Ch. 14 - Prob. 8RQCh. 14 - Prob. 9RQCh. 14 - Prob. 10RQCh. 14 - As you may know, many Insects have evolved...Ch. 14 - Prob. 2AC
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- What is wrong with simply saying that a suspect is included in a mixture without providing any statistics? Why is it important to establish independence between alleles and between loci? In terms of str analysis and allele frequency. Forensic DNA Analysis This is all that has been asked so i can't provide more information.arrow_forwardWhich of the following individuals would you expect to share 25% of their DNA with you? Select all correct answers. Your aunt or uncle Your child Your first cousin Your grandparent Your parent Your siblingarrow_forwardJust like actual fingerprints, DNA fingerprints are unique to most individuals (other than identical twins). Today, most police departments in the United States use DNA fingerprints as a criminal investigation tool. What is another application of DNA fingerprints? O A. Identifyipg a person's personality traits O B. Identifying the father of a child O C. Identifying the sex of a future, not conceived offspring O D. Determining if a person has consumes genetically engineered plantsarrow_forward
- "Genes and alleles are the same thing." Please explain in detail why this is false and a misconception.arrow_forwardRegarding the analysis of single marker STR results used in forensic science. Tick all the correct statements: if a suspect's alleles are identical to those collected at a crime scene, then the suspect is possibly guilty dizygotic twins can have similar alleles at an STR locus no correct statement if a suspect's alleles are different from those found at a crime scene, then the suspect is definitely innocent monozygotic twins may have different alleles at an STR locus ☐if a suspect's alleles are different from those collected at a crime scene, then the suspect is possibly innocent ☐two unrelated individuals could have a similar genetic profile monozygotic twins cannot have different alleles at an STR locus dizygotic twins cannot have similar alleles at an STR locus ☐if a suspect's alleles are identical to those collected at a crime scene, then the suspect is definitely guiltyarrow_forwardBelow are two unrelated DNA paternity tests: one indicates the manis the father and the other shows he is not. Can you tell which iswhich? C/AF = Child/Alleged father in one lane combined.arrow_forward
- You are a doctor who has obtained the karyotype below from a child to be born to one of your patients. Give your patient a brief description of karyotypes and explain how any abnormalities might have occurred.arrow_forwardThe DNA profile of each individual is highly specific. The chances of two people having exactly the same DNA profile is 30,000 million to 1 (except for identical twins). Given a set of DNA profiles in figure 3, determine who the father is in a paternity case. The Case: Missis De Los Santos has a daughter who is in need of a liver transplant. Unfortunately, Mrs. De Los Santos was ruled out as a donor. She was asked to ask if her daughter's father could also go for a check-up for donor compatibility. Mrs. De Los Santos believes one of two men is her daughter's father. Who between the men is the daughter's father? Determine who the father in the case is by comparing the DNA profiles of the persons involved in the case. At the end of your profiling activity, you will know that you have correctly figured out who the father is if you have accounted where all the DNA markers of the daughter came from. Figure: Mother Probable Dad 1 Probable Dad 2 Daughter | | || ||||||arrow_forwardCompare the bands of each set of parents to each of the babies and determine vhich baby belongs to which set of parents. Line up the bands and illustrate vhich bands each baby inherited from its mother and from its father. Couple C M F Couple B Baby Baby Baby Couple A M F M F 1 3 Figure 1 DŇA fingerprint data obtained from three sets of infants and three sets of parents a. Identify which baby belongs to which set of parents. b. Explain why not all the bands in the mother's or father's profiles have counterpart in the baby's DNA profile. c. List other examples where DNA fingerprinting could be used to identify an individual. d. Explain why blood typing may not be a viable method of determining which baby belongs to which parent. e. Identify the largest DNA fragment on the gel. Identify the smallest DNA f. fragment on the gel. | | | | | || || | |arrow_forward
- How do you figure out the geno and phenotype from the info given? 2 pages out the lab but I figured once explained I’ll be able to do understand and do the rest!arrow_forwardssign phenotypes for the F2 based on the 9 : 3 : 3 : 1 ratio. 9 A_B_ _____________ 3 A_bb _____________ 3 aaB_ _____________ 1 aabb _____________ Assign traits to the alleles Assign genotypes to the F2, F1, and P1arrow_forwardA gene with 2 sets of dominant genotype is a ____________ breedarrow_forward
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