Q: DNA bases can be damaged by all of the following except: a. Water b. UV Light c. Hyroxyl…
A: DNA (deoxyribonucleic acid) is the genetic material of an organism that is inherited from the parent…
Q: What causes the DNA to migrate from the wells toward the positive electrode? a) DNA is positively…
A: ANSWER;- b) DNA is negatively charged, and so was attracted to the positive electrode Explain;- DNA…
Q: purpose(s) of DNA extraction
A: The purpose of DNA extraction are: To study the genetic cause of the disease. For the development…
Q: 1. a) A technologist has a 20µl sample of DNA and adds 5µl of loading dye before adding the total…
A: Since you have asked multiple questions, we will solve the first question for you. If you want any…
Q: In gel electrophoresis of DNA, the different bands in the final gel form because the DNA molecules…
A: Answer is b.) have different lengths.
Q: Franklin and Wilkins made diffraction patterns of DNA using ___. A. X-ray crystallography B.…
A: The invention of different techniques like microscopy, spectroscopy, etc. contributes greatly to the…
Q: Evidence that led to the discovery of the DNA double helix includesa. the determination of…
A: DNA or deoxyribonucleic acid is a biomolecule that acts as the genetic material of the organism. The…
Q: you performed a sanger sequencing on a particular segment of DNA. Explain at the molecular level…
A: Effect on gel profile when we either forgot to add ddNTPs Or add more ddNTPs in test tubes during…
Q: Regions of DNA that are most easliy unwound have
A: A nucleotide is formed by nitrogenous base, sugar and phosphate. Commonly found bases in DNA and RNA…
Q: Why didn't Rosalind Franklin get her due recognition for her work with DNA? A)All of the options…
A: Rosalind Franklin discovered the density of DNA and a clearer X-ray pattern of DNA molecules.
Q: The technique that Rosalind Franklin used to take images of DNA is called NMR. O a. False O b. True
A: Nucleic acids are polynucleotides that contain many nucleotides that are bound by phosphodiester…
Q: What should you do when loading the DNA sample into the gel well? A. Ensuring that the DNA samples…
A: Gel electrophoresis is a technique used in the biotechnology lab to separate the DNA fragments…
Q: The purpose of using a washing soap in DNA extraction experiment is to O a. Lyse the cells to…
A: DNA extractions is a method to isolate DNA from the nucleus of given cell culture. The four steps of…
Q: ripe banana a better sample compared to an unripe banana for DNA extraction
A: Raw bananas are often preferred for DNA extraction because they have high number of cells per…
Q: Why do the fragments of DNA in gel electrophoresis travel away from the negative electrode? A.…
A: Deoxyribonucleic acid (DNA) is the genetic material of living organisms. DNA provides the…
Q: What is the use of Liquid soap in DNA extraction?* A. binds cell membrane and nuclei B. dissolves…
A: DNA extraction is a process of extracting DNA from the cell for further experiments. It is a method…
Q: Which of the following is not a part of the Sanger method tosequence DNA?a. dideoxynucleotides b.…
A: Sanger sequencing is additionally called Chain termination method. DNA sequencing is the process to…
Q: The proteins and other substances that bind to the DNA rely mostly on non-covalent interaction to…
A: This statement is true. The proteins binds to DNA are of two types the histone and the non histone…
Q: listed below, match each to the correct definition. Definition a. Unwinds DNA b. Relieves tension in…
A: All these enzymes help and DNA replication. DNA replication process in which exact similar…
Q: When working with the gel electrophoresis chamber, what must we keep in mind? A. Keeping the gel…
A: Gel electrophoresis technique of separation of molecules on the basis of their size and charge under…
Q: What will happen to the concentration and the A260/280 ratio of the DNA sample in the following…
A: Biotechnology is the use of our understanding of biological processes to develop useful applications…
Q: helicase
A: The unwinding of DNA is a complex process. It is done during the DNA replication. It is done when…
Q: DNA polymerases ____. a. add new nucleotides to a strand b. repair DNA c. assemble new…
A: DNA replication is heterocatalytic process by which a new DNA strand is synthesized on a old DNA…
Q: Which type of cells were used to extract the DNA that was sequenced? a. red blood cells c. white…
A: 1) Extraction of DNA is a very lengthy process; it can be extracted from any cell, either…
Q: Based on the following image: A) Identify the largest DNA fragment in sample 5. Explain your…
A: In the given question, an agarose gel is shown which is having bands of DNA in different lanes. DNA…
Q: For what purpose is DNA fingerprinting used A) to sequence DNA from bacteria B) to separate DNA…
A: DNA fingerprinting: A method of isolating and identifying variable elements within…
Q: he purpose of using a washing soap in DNA extraction experiment is to D a. Cut the proteins away…
A: DNA stands for deoxyribonucleic acid. It is present in the nucleus of the cell It stores genetic…
Q: In this diagram of a DNA electrophoresis gel, which sample contains the smallest molecules? АВСD в с…
A:
Q: When Griffith injected mice with a combination of live rough-strain and heat-killed smooth-strain…
A: Frederick Griffith was responsible for conducting an experiment using Streptococcus pneumoniae,…
Q: All are true about PCR except A. Automated PCR machine called a thermal cycler B. A thermostable…
A: PCR stands for Polymerase Chain Reaction. PCR is a technique used to amplify DNA sequences and…
Q: 100 F В A 75 80 85 90 95 100 105 110 115 120 125 Temperature (°C) A) What is the tm of the most…
A: DNA is a double-stranded helical molecule. The monomer of DNA is a nucleotide. A nucleotide…
Q: DNA fingerprinting analyzes the DNA from individuals on the basis of the occurrence of in their…
A: DNA is the genetic material that carries genetic information in the form of coded nucleotide…
Q: If you have G-C rich DNA versus A-T rich DNA. (a)Will the melting temperature be the same? Why?…
A: The information in deoxyribonucleic acid is keep as a code created from four chemical bases. Human…
Q: An individual’s unique set of_______ can be used in DNA profiling. a. DNA sequences c. SNPs b. short…
A: Introduction In the genome, there is usually two types of nucleic acid sequence present. One is…
Q: What is the purpose of Bromophenol Blue in electrophoresis? a. To follow the progress of the gel as…
A: Introduction The technique of gel electrophoresis is used to separate DNA fragments based on their…
Q: Blue prints of body design are stored in the DNA. Why?
A: Genetic material is the medium through which genetic information passes from a parent cell to its…
Q: Gel analysis practice 1) Label in the below picture and indicate the size of each DNA fragments of…
A: Gel electrophoresis is a technique which is used to separate the molecules based on the size of the…
Q: If you eat DNA all the time, why aren’t you harmed by it? What implication does this have on the…
A: DNA or deoxyribonucleic acid is the genetic material found in all cells. It carries the coded…
Q: Many times a forensic scientist has only a single hair or a single drop of blood for analysis. The…
A: Answer: DNA is deoxyribonucleic acid which acts as the genetic material in many individuals. DNA…
Q: Which of the following is the correct order in extracting the DNA? I. Washing of DNA II. Tissue…
A: DNA act as genetic material in most of organism . It is two stranded , ladder like structure . DNA…
Q: ____ cut(s) DNA molecules at specific sites. a. DNA probes b. Restriction enzymes c. DNA…
A: The DNA molecule is made up of two strands that coil around each other to form a double helix…
Q: The Evidence shows which suspect was at the crime scene? ( image of murder investigation) A)…
A: DNA bands can appear thick and thin in the agarose gel electrophoresis, thicker and darker DNA bands…
Q: The chain termination method of sequencing: a. uses labeled ddNTPs b. uses only dideoxynucleotides…
A: DNA is a nucleic acid present in living cells.
Q: Identify the false statements. There may be more than one correct answer. A) The binding of DNA to a…
A: Genomic DNA and plasmid DNA are isolated using silica resin columns than using traditional…
Q: A. Changes and damages to the DNA is permanent and has no remedy. B. Damage to the DNA can be…
A: DNA or Deoxyribonucleic acid, is the hereditary material that composed of two polynucleotide chain…
Q: What happens if your ratio of ddNTPs to dNTPs is too high in a Sanger sequencing reaction? a) Most…
A: DNA is the genetic material present in most of the living organisms. The DNA is made up of 4…
Q: Identify the false statements. There may be more than one correct answer. A) The binding of DNA to a…
A: High quality DNA means that A260/A280 ratio is between 1.8 to 2 whereas a ratio closer to 1.8 is…
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- The technique that Rosalind Franklin used to take images of DNA is called NMR. O a. False O b. TrueEnzyme alignate lyase or DNA ase or both together. Which will work best to treat cystic fibrosis.The proteins and other substances that bind to the DNA rely mostly on non-covalent interaction to deliver the effects on the DNA. True False
- If a molecule of DNA contains 42% thymine, then there is adenine, cytosine, and guanine. السابق alimi 9/ ailc äb aoi Jigu 1 O Grade 11 Biology..docxThe four nitrogneous bases found in a molecule of DNA are and Also DNA contains the sugar السابق plu 1 سؤال تمت الإجاية عليه و أسئلة ogy.docx O Grade 11 Biology...docxshows the structure of a DNA molecule. guanine E A B D Name A, B, C, D, and E.
- X-ray exposure often leads to DNA damage such as double strand breaks which is categorized as a type of spontaneous mutation. O True FalseGive the DNA compliment to the following DNA strand. GAA a. CTT GAA CUU BRBIf a molecule of DNA contains 12% thymine, then there is adenine, cytosine, and guanine. سابق ui 9/ alc ābul aoi Jigu 1 E Grade 11 Biology..docx
- Write a brief paragraph about what a scientist could do with DNA. Could you please help me with this? I am struggling tremendously. Thanks!Which is not a nucleotide base in DNA?a. adenineb. glutaminec. guanined. thyminee. cytosinef. all are in DNADNA contains Thymine to prevent misreads during replication because if it were Uracil, Thymine spontaneously deaminates to form Uracil and it will not be distinguished from the original. True False