Which of the following actions in the DNA extraction of strawberry separates the DNA from the rest of the solution? a. Addition of cold isopropyl alcohol b. crushing the strawberry c. Addition of soapy salt solution d. Filtration of the crushed strawberries

Q: Next generation sequencing using Illumina platforms identifies individual bases in a DNA fragment…

A: The following steps are involved in next generation sequencing: 1) First the DNA sequencing…

Q: 1.  (a) Restriction sites are usually ______.     Recombinant DNA Technology     Restriction…

A: Given, 1.  (a) Restriction sites are usually ______.     Recombinant DNA Technology…

Q: 1. An image of a DNA profile is shown below. The size marker fragments are not shown, but the size…

A: STR stands for Short Tandem Repeat . This analysis is a common molecular biology method. It is used…

Q: 2) Explain how the polymerase chain reaction (PCR) works and how this technique can be employed to:…

A: Technology is utilized in science, while science is used in technology. Both are vital to our…

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: 2. a. Research DNA quantitation by UV absorption. Explain what A230, A260 and A280 values represent.…

A: Every biomolecule have an unique absorbance curve  of their own. This simply means that, the…

Q: 4) The laser allows us to: a. Specify the region of DNA damage b. Vary the amount of DNA damage c.…

A: Laser micro-irradiation, along with advanced live-cell microscopy, are used to study cellular and…

Q: The sequence of bases in DNA can be altered by chemicalmutagens. These cause changes by:(a) Acting…

A: Mutagens : These are chemical compounds or radiations like UV or X ray which cause irreversible and…

Q: 1. Biolistics: plant tissues; heat shock treatment: _______ a. mammalian cells b. viruses…

A: 1) Answer : Biolistics: plant tissues; heat shock treatment: ____bacteria___ Chemically prepared…

Q: 1. Provide one reason to support the creation of a national DNA database and one reason to refute…

A: DNA or deoxyribonucleic acid is the genetic material in all living organisms. Within the cells, DNA…

Q: Which of the following alternative steps cannot be employed in the DNA extraction because it would…

A: You have asked multiple questions.  I will answer 1st question,  as allowed by guidelines.  Asked :…

Q: 6. Describe the process of DNA sequence of interest detection, using these term appropriately,…

A: *DNA sequencing is a technique used to find the exact sequence of bases like Adenine, Guanine…

Q: please only answer parts d and e and f

A: To figure out which baby goes to each set of parents it is decided to perform PCR as there are three…

Q: 18. An instructor had her students perform this laboratory beginning with setting up their own…

A: Agarose gel electrophoresis is the technique for the separation of DNA fragments on the basis of…

Q: 4) A DNA sample was obtained from a new species of a rabbit. For further investigations, 5.0 mL of…

A: Introduction: DNA stands for 'deoxyribonucleic acid' and it is the hereditary material in humans and…

Q: 3.Write the role of each of the following substances in the DNA extraction (Hint: page 98 of the lab…

A: a) Role of alcohol in DNA extraction DNA is soluble in water and insoluble in alcohol, so alcohol is…

Q: 4. The image below is based on the Meselson Stahl experiment where bacteria are grown in 15N and…

A: The Meselson-Stahl experiment showed that DNA replication is a semiconservative process. In this…

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: 3. A plasmid was digested with the enzymes BglII, Nsil and XhoI. A single digest was performed with…

A: A plasmid is an extrachromosomal small DNA molecule present in a cell and is also physically…

Q: How do we describe the two strands of DNA, once they have separated during denaturation? 2.…

A:

Q: If you will use apple or strawberries instead of banana do you think the result would be the same in…

A: All living things pass hereditary information from one generation to another using DNA as the basic…

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: What characteristics of VNTR and STR make them useful for DNA fingerprinting?

A: According to guidelines we have to answer the first question only. so please kindly post the…

Q: E14. A sample of DNA was subjected to automated DNA sequencing and the output is shown here. WWww…

A: DNA Sequencing is the technique to determine the order of the nucleotides within the DNA…

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: 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: What does the salt in the soapy salt solution do in the DNA extraction? a. It dissolves the DNA. b.…

A: DNA molecule is a negatively charged  molecule which is made up of nucleotides. Each nucleotide is…

Q: 5) Which of the following is not a component of a PCR reaction mixture? A) DNA template B)…

A: Polymerase chain reaction (PCR) is a widely used method in molecular biology that is used to make…

Q: 6) In automated DNA sequencing a) Radio labelled DNTPS are used b) Radio labelled ddNTPs are used c)…

A: Automated DNA sequencing is used to generate the nucleotide sequence of a given DNA strand. The…

Q: Which of the following statements applies to both point and frameshift mutations? A. A base is…

A: Answer- Mutation is any change in the sequence of the DNA by any mutagen. It brings changes to both…

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: 4. DNA dissolves in water, but not in ethanol. Explain what happened when the ice cold ethanol came…

A: DNA is the genetic material and it is found in most organisms. DNA extraction is one of the first…

Q: What happens if you forget to add Sybrsafe to a gel that will be used for DNA gel electrophoresis…

A: Gel electrophoresis is a gel technique that separates DNA and proteins based on their mass, by means…

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: )Which of the following is not an application of PCR? a) Determine if two people are related. b)…

A: PCR(polymerase chain reaction) is a quantitative technique responsible for the amplification of…

Q: 1. What happens in the denaturing step of PCR? A.     What happens during the annealing step of…

A: PCR is used widely in the fields of cell Biology, Forensic Researches, medical diagnostics, and in…

Q: n Cohen-Boyer’s recombinant DNA procedure, ___i___ must be used for both the bacterial DNA and the…

A: The Cohen-Boyer experiment was to construct recombinant plasmids carrying the rRNA gene from the…

Q: A. What is the relationship between the DNA molecular weight and the distance travelled by  DNA…

A: DNA is a genetic material and compose of nucleotide bases, ribose sugar and phosphate. It is used in…

Q: What is a DNA Ladder? a solution added to a DNA sample to give it color for an electron microscope.…

A: DNA:  The hereditary substance in humans and almost all other animals is DNA, or deoxyribonucleic…

Q: What is the reason that the Taq polymerase is currently used? A the Taq polymerase is one of the…

A: Taq polymerase is obtained from a thermophilic (those organisms which can survive in very high…

Q: What is the purpose of adding of (a) warm salt water, (b) detergent, and (c) alcohol on the…

A: Extraction of DNA from a banana involves mashing, filtration, precipitation and extraction.

Q: 2.Fill in the blank with the best answer. If band 3 (6 kB) in lane 5 contains 280 ng of DNA, then…

A: Fill in the blank the question.  Average weight of one DNA base pairs= 650 Dalton.  1 Dalton =…

Q: 3- Which of the following is not a basic requirement of PCR? a-Taq DNA polymerase b-DNA Probes…

A: Polymerase Chain Reaction (PCR). Principle: When a double-stranded DNA molecule is heated to a high…

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: These highly polymorphic molecular markers are useful in DNA fingerprinting: (a) plasmid vectors (b)…

A: DNA typing is a laboratory procedure for detecting normal variations in a DNA sample…

Q: The rate of migration of DNA within an agarose gel in the gel electrophoresis technique is dependent…

A: Agarose gel electrophoresis: It is used for the separation of DNA molecules that are larger than…

Q: 1. How does site specific recombination differ from homologous recombination? a. It requires a…

A: How does site specific recombination differ from homologous recombination  Answer : a. It requires a…

Q: 1.) What are the different temperatures used in PCR (polymerase chain reaction)?   What happens at…

A: Polymerase Chain Reaction or PCR is a technique that used for making copies or amplify  small…