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Concept explainers
(a)
Interpretation:
The lanes that represent a biological child of both parents should be determined.
Concept Introduction:
DNA of each individual is unique. Only identical twins have identical DNA. Individuals who are blood-related may have similar DNA fragments. DNA fingerprinting is a technique used to identify an individual by comparing his/her DNA with another DNA sample. The first DNA sample is amplified and then they are cut by several restriction enzymes. The resulting fragments are then separated based on size by gel electrophoresis. The separated DNA fragments are visualized by staining, radioactive probe or using X-ray. Individuals can be identified by comparing the DNA band patterns generated by gel electrophoresis. Related DNA samples have similar DNA patterns.
(b)
Interpretation:
The lanes that represent an adopted child should be determined.
Concept Introduction:
DNA of each individual is unique. Only identical twins have identical DNA. Individuals who are blood-related may have similar DNA fragments. DNA fingerprinting is a technique used to identify an individual by comparing his/her DNA with another DNA sample. The first DNA sample is amplified and then they are cut by several restriction enzymes. The resulting fragments are then separated based on size by gel electrophoresis. The separated DNA fragments are visualized by staining, radioactive probe or using X-ray. Individuals can be identified by comparing the DNA band patterns generated by gel electrophoresis. Related DNA samples have similar DNA patterns.
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Chapter 22 Solutions
EBK GENERAL, ORGANIC, & BIOLOGICAL CHEM
- Protein sequence is always read (blank) terminal to (blank) terminal. And DNA sequence is always read (blank) prime to ( blank) prime. I need help filling in the blanks please? ? Thanksarrow_forwardShown are the configuration of a gel electrophoresis experiment. Charged plates establish an electric field on a region of gel between the plates. A solution of DNA fragments, which acquire a negative charge in solution, is analyzed by using an electric field to drive the fragments through the gel. A drag force opposes the motion, causing the fragments to move at a constant speed. Larger fragments move more slowly, so the fragments separate by size to give a “fingerprint” of the sample. What is the energy transformation as the fragments move through the gel?A. Electric potential energy to kinetic energyB. Electric potential energy to thermal energyC. Electric potential energy to kinetic energy and thermal energyD. Kinetic energy to thermal energyarrow_forwardHO 9. In the DNA double helix, why are purine bases on one DNA strand never paired with other purine bases on the opposite strand? There is more than one reason.arrow_forward
- ✪ H₂N. ✪ H₂N H₂N H₂N ✪ H₂N ✪ H₂N NH₂ 0 H₂N 0 NH₂ ht Biglie O ✪ H₂N NH₂ NH₂ ·00 H₂N. H₂N NH₂ A OH CO₂H V8 Protease (cat) H,O, pH 7arrow_forward3. For this short DNA segment, a. identify the 5' end and the 3' end of the molecule. b. circle the atoms that comprise the backbone of the nucleic acid chain. c. write the nucleotide sequence of this DNA segment. HN o=P-OCH, CH, NH o=P-OCH, HN o=P-OCH, ноarrow_forwardWhat is the BEST definition of a genetic mutation? It is any damage to any DNA. It is a break in a DNA strand. It is any chemical change or physical change to DNA. It is a chemical change to a gene that affects the primary structure of a protein.arrow_forward
- Antibodies in the human immune system can identify approximately 108 different molecules. Which one of the following is true?A. This diversity is generated from 108 different immunoglobin genes.B. Most of these antibodies recognize self-antigens.C. Most of these antibodies recognize proteins. D. Most of these antibodies recognize small organic molecules.E. There are really just a small number of antibodies, each of which can bind to many different antigens.The antibiotic penicillin is a small molecule that does not induce antibody formation. However, penicillin binds to serum proteins and forms a complex that in some people induces antibody formation resulting in an allergic reaction. Penicillin is thereforeA. an antigenB. a haptenC. an immunogenD. both an antigen and a haptenarrow_forwardWhat are the dangers inherent in applying genetic engineering to human embryos? What are the benefits?arrow_forwardExplain the importance of Banana DNA extraction (what does it mean for the field of science & real world).arrow_forward
- The coding (sense) strands of two complete (double-stranded) DNA molecules have the base sequences shown in the table below. Two replication experiments are done with each molecule: 1. In Experiment #1, samples of each DNA molecule are incubated with radioactive thymine, along with appropriate replication enzymes, ATP, adenine, thymine, and cytosine. Experiment #1 is stopped when each DNA molecule has replicated once. 2. In Experiment #2, all the DNA molecules from #1 are purified, and then incubated with again with the same reaction mixture. Experiment #2 is stopped when each DNA molecule has replicated one more time. Predict the percentage of DNA in each sample that radioactive after each experiment. Round your answers to the nearest percent. onesty sponse al offers DNA coding strand sequence 5-GAAGCGACCT-3' 5'-CCCCCCGGGC-3' Explanation Check 10 # 80 % of DNA radioactive after ... Experiment #2 0% 0% Experiment #1 0% 0% U 8 K X © 2023 McGraw Hill LLC. All Rights Reserved. Terms of…arrow_forwardThe "melting point" of a DNA molecule is the temperature at which the double-helical strand breaks apart. Suppose you are given two DNA samples. One sample, sample A, contains 45% G-C base pairs, while the other sample, sample B, contains 64% G-C base pairs. The total number of bases is the same in each sample. Which of the two samples, sample A or sample B, has a higher melting point? A. sample A B. sample B C. The melting point is the same for both.arrow_forward
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