9. Using your knowledge of DNA repair pathways, choose the pathway that would be used to repair the following types of DNA damage. Explain your reasoning. a. a change in DNA sequence caused by a mistake made by DNA polymerase during replication b. a thymine dimer induced as a result of UV exposure c. a double-strand break that occurs just after replication in an actively dividing cell d. a cytosine that has been deaminated to uracil

Q: 14. During DNA replication, an adenine base is base paired with a cytosine. This is an example of a.…

A: According to Chargaff's rule, the basis of base pairs in the DNA double helix: A always pairs with…

Q: 5.State the contribution of the following scientists to the understanding of DNA structure: a)Erwin…

A: Nucleic acids are present inside the nucleus to store and pass genetic information and thus control…

Q: 1. Which of the following is the correct order for the steps in DNA extraction? I. Precipitation of…

A: Hi! Since you have posted multiple questions and have not mentioned which to answer, we are…

Q: 3. Imagine that the double-stranded DNA molecule shown was broken at the sites indicated by spaces…

A: In given sequence , broken Strands of double stranded DNA was indicated by spaces. Hence , broken…

Q: 2. What is the function of each of the replication enzymes listed below? a. DNA polymerase III b.…

A: The DNA replicates itself multiple times during the replication process. It is a biological…

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: 7. What is the base sequence, specified in the 5' to 3' direction, for a segment of newly formed DNA…

A: The genetic material in most organism is double stranded DNA with the two strands running in…

Q: 1. What are the differences between DNA and RNA? 2. Which process involves copying of DNA…

A: Note :- Since you have asked multiple questions im only answering the ist 3 as per bartleby…

Q: 1 a)The nucleotide sequence below is one half of a double stranded DNA sequence. The highlighted…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: 3. One repair mechanism for double-strand breaks involves the unwinding of the damaged DNA followed…

A: DNA repair is the correction of incorrect nucleotides or missing nucleotides in a single strand or…

Q: #1 under Identify the Structures is what....   A. original strands of DNA   B. backbone of DNA   C.…

A: The deoxyribonucleic acid (DNA) is the double-stranded molecule which is the genetic material in…

Q: 3. Which of the following processes involves DNA ligase? A. Primer synthesis B. Removal of DNA…

A: DNA is called deoxyribonucleic acid. DNA act as genetic material in most organisms. DNA is a…

Q: Indicate whether each of the following statements relating to aspects of DNA replication is true or…

A: Replication of DNA is characterized as the duplication process of the DNA helix and happens at…

Q: b. The diagram below is of a short stretch of prokaryotic chromosomal DNA in the process of…

A: Replication It is defined as the process in which the DNA duplicates into another copy which is…

Q: 2) Replicating structures in DNA can be observed in the electron microscope. Regions being…

A: Replication fork It is defined as the structure formed in the long helical DNA during the process of…

Q: Which of the following is/are true regarding the enzyme primase?  a: primase functions during…

A: DNA replication occurring in all organisms is the process of producing identical copies of DNA from…

Q: 8. Circle the choice that best describes the statements or answers the questions below. Multiple…

A: DNA(deoxyribonucleic acid) is a double-stranded helical genetic material containing thousands of…

Q: 1. In the Central Dogma, what process involves the production of a new DNA strand using an old DNA…

A: Since you have asked multipart questions on the same topic, we will solve the first three questions…

Q: During DNA replication, what is the very first process to occur?   a. synthesis of the lagging…

A: DNA is the genetic material of the cell. It stores and transfers genetic information across…

Q: 1. DNA replication is described as semi-conservative because A. one leading strand and one lagging…

A: Hi! Thank you for the question, as per the honor code, we are allowed to answer the first 3…

Q: 1. The enzyme that fills the gaps between the Okazaki fragments is ________. a.DNA polymerase…

A: Introduction DNA, or deoxyribonucleic acid, is the carrier of genetic information from generation to…

Q: Match the enzymes provided from (1-4) in the list of choices with their matching function (A-D)…

A: DNA Polymerase-  can only add nucleotides to an existing 3'oH group. Primase - actually us…

Q: Describe or explain how the presence of a thymine dimer in DNA being used as the template strand…

A: The mutation is the sudden deleterious effects in the DNA sequences, they can arise when the DNA is…

Q: 2. The organization of DNA requires that replication be performed by a large “machine of proteins."…

A: Deoxyribonucleic acid (DNA) stores the cell’s genetic information and is present in the nucleus of…

Q: Which of the following statements is FALSE regarding the molecular mechanism for DNA polymerases?…

A: A DNA polymerase is the member of family of enzymes that catalyze the synthesis of DNA molecules…

Q: 8) Capillary electrophoresis involves a) Fragmentation of the DNA strands b) High resolution…

A: Capillary electrophoresis is an experimental methodology that provides an applied voltage to…

Q: 1. This diagram is showing the process of 2. If the original template strand reads: TTACGCAGT, DNA…

A: DNA replication is a process by which DNA makes a copy of itself. It does this by the help of enzyme…

Q: 18. While studying a human patient with hemophilia, you have discovered that the second exon of the…

A: Transposable elements also are known as jumping genes. These are those DNA sequences that can change…

Q: 3. Give the different hydrolytic products of : a. DNA b. RNA

A: DNA and RNA are made up of long chains of nucleotides. Sugar molecule, ribose in RNA, and…

Q: 4, Describe the process of DNA replication. In your description, include the terms polymerase,…

A: DNA is a double-stranded molecule that is composed of deoxyribose sugar, a phosphate, and a…

Q: Both DNA polymerase (any DNA polymerase) and ligase catalyze the formation of a bond between…

A: Polymerase chain reaction used to make thousands of copies of DNA from very small amount of the DNA…

Q: You are studying a colony of cells and determine that some of these cells have a mutated DNA…

A: Deoxyribonucleic acid (DNA) is a hereditary molecule that passes genetic information from one…

Q: 1. What is the basis of separation of different DNA fragments by gel electro- phoresis? a. The…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: 1.Photoreactivation is called a direct reversal of DNA damage. Mismatch repair, Nucleotide excision…

A: The presence of mutation in the genome gives rise to genetic variations. These variations are…

Q: 4. Draw and label a model that shows how complementary base-pairing is used to create a new strand…

A: DNA replication occurs within the cytoplasm of prokaryotic cells and nucleus of eukaryotic cells.…

Q: 1. A space probe returns from Jupiter and brings a new microorganism for study. It has a…

A: As we already know that in double stranded DNA replication is semi-conservative and discontinuous…

Q: It is essential that RNA primers at the ends of Okazakifragments be removed and replaced by DNA…

A: Introduction  DNA replication is very crucial for the continuation of life as every new daughter…

Q: 1. The diagram below depicts a DNA replication fork in a biological cell. The primer is shown by an…

A: DNA replication is critical because cell division would be impossible without it. The set of DNA of…

Q: Regarding the process of DNA replication, is it correct to state that: (Only one statement is…

A: (c)   DNA polymerase requires a previously annealed deoxynucleotide to add the next monomer being…

Q: 94. Which of the following is TRUE of DNA polymerases of eukaryotic cells? a. The same DNA…

A: DNA polymerase is typically used in the DNA replication process.  Beta DNA polymerase is a subtype…

Q: 9. a. Describe the experiment that determined DNA is the genetic material. b. Describe the…

A: DNA or deoxyribonucleic acid is a polymer of deoxyribonucleotides connected together via a…

Q: 1. Give the different hydrolytic products of : a DNA b. RNA 2. Enumerate the biological functions of…

A: The biological macromolecules that constitute a living system are : Nucleic acid (DNA and RNA),…

Q: 2. For each DNA repair process in column I, list all characteristics from column II that correctly…

A: Genetic stability is maintained through various repair mechanisms. These remove the lesions from the…

Q: Regarding the process of DNA replication, it is correct to state that: a) Nucleosomes are…

A: Replication is the process where the genetic material is duplicated. This process is important as it…

Q: If a DNA triplet is CGA A. What is the mRNA codon? B. What is the tRNA anticondon? C. What amino…

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