Describe several different DNA repair mechanisms. Which ones contribute to mutations?

Q: Define a mutation. Are they good or bad?    What types of mutations can occur in the DNA?    What…

A: A permanent modification in the DNA sequence that makes up a gene, such that the sequence differs…

Q: Explain why are errors in DNA replication so rare, what enzymatic activity, in addition to…

A: DNA replication: Transmission of chromosomal DNA from generation to generation is achieved when DNA…

Q: 1. Why do you think SNPS are more commonly found in intergenic regions ? a.Because intergenic…

A: Single nucleotide polymorphism (SNP) is the change in the single nucleotide through addition or…

Q: 8. The following diagram represents the Christmas-tree-like structures during transcript On the…

A: E. Eliminators are viewed downstream of the quality as deciphered, and ordinarily happen…

Q: 5. If you are able to successfully incorporate foreign DNA to your host organism, what are your…

A: A foreign DNA is a DNA that is transferred into a species from other source and not that of parent.

Q: 6. This is where the RNA polymerase is bound and a short region of DNA is accessible to begin the…

A: In bacteria,The RNA poltmerase enzyme binds and unwinds promoter DNA and open promoter complex form…

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. Compare and contrast replication and transcription. Replication Transcription Where on the DNA…

A: DNA replication is the process of production of identical copies of DNA molecules with the help of…

Q: 4. A woman with skin cancer gets a biopsy of one of her tumors taken, and a sample of her blood. DNA…

A: It is given that The sequence of blood is 5' ATGCAAGTTCTAThe sequence of the tumor is 5' ATGCAAGTCTA…

Q: What are the advantages and disadvantages of mutation?

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

Q: 35) A researcher inserted DNA fragments from an organism into expression vector plasmids and…

A: A plasmid is a small, circular, extra double stranded molecule of DNA that is being different from…

Q: 4. When discussing mismatch repair and base repair mechanisms: a. Compare and contrast the two…

A: DNA repair is defined as a set of mechanisms ;by using which cell is able to repair the DNA…

Q: Smoking status is a known risk factor for lung cancer development. Researchers are conducting a…

A:

Q: 6. Assume that you are working at a biotechnology company and you are assigned to a project in which…

A: Protein purification is a set of procedures for isolating a single or a few proteins from a…

Q: What does it mean to say that extensions by DNA polymerase III proceeds 5' to 3'?

A: DNA replication is a process through which a new copy of DNA is synthesized. DNA polymerase III is…

Q: Explain how gene conversion can occur via mismatch repair and DNA gap repair synthesis.

A: Step 1 Gene conversion is the process of replacing a homologous sequence with a deoxyribonucleic…

Q: What types of enzymes could Avery, MacLeod, and McCarty have used to destroy proteins and RNAs?

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

Q: 1. Explain the three phases of DNA Replication of eukaryotic cell as illustrated below and define…

A: DNA Replication is the process through which DNA copies itself. The double stranded molecule…

Q: 4. Why do the dideoxynucleotides stop DNA extension?

A: The sequences of nucleotides on the DNA strand (dNTPs) constitute the genetic code or genome. The…

Q: 5. discuss different components and types of epigenetic gene regulation 6. define mutation and…

A: Mutation occurs when the base pair sequence of our DNA changes as a result of numerous environmental…

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: What is the genetic event/process that enables antibiotic resistance to occur?

A: Antibiotics are basically the drugs that are used against the microorganism especially the bacteria…

Q: 1)A. how do you read a sequence of DNA (template or non-template strand) to convert it an mRNA…

A: *NOTE: Kindly repost for other questions. Dear Student as per the guidelines we are supposed to…

Q: Why is the TP53 called the guardian of the genome?

A: Genome  The genome of an organism consist of whole genetic material. The both part of gene coding…

Q: how can breakdown in dna repair play a key role in the development of human cancers?

A: DNA can be changed by the copying errors introduced by DNA polymerase during replication.…

Q: 4. Complete this table. Types of mutation: transition, transversion, missense, nonsense, silent CODE…

A: Mutation It refers to the alteration in the sequence of the DNA. It is caused by the mistakes that…

Q: Referring to Figure 17-19, draw a diagram showing theprocess whereby an inversion formed from…

A: Crossing over refers to the process of transferring genes between related chromosomes. Crossing over…

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

A: Since you have posted a question with multiple sub-parts, we will solve the first three subparts for…

Q: Answer the following questions about Extraction of DNA A. (3) types of DNA B. Reagents needed to…

A: Nucleic acids are macromolecules or biopolymers made up of monomers called nucleotides.…

Q: What is the mechanism of action of ultraviolet radiation in bacterial mutation?

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

Q: 1. What is mutation? Explain the random and site-directed mutagenesis methods .Which one is…

A: Since you have posted a question with multiple sub-parts, we will solve first three questions for…

Q: 1. Illustrate. Consider the given pair of homologous DNA molecules. W X Y W' X' Y' w' x' W X y Z…

A: A Holliday junction is a nucleic acid structure with four double-stranded arms that are linked…

Q: Describe some mutation repair mechanisms.

A: Mutations are the change in the genetic sequence of the individual due to external factors. If these…

Q: . Which of the following repair mechanisms can lead to frameshift mutations? a. Nonhomologous…

A: 1.Answer-- correct option is (b)        Nucleotide excision repair

Q: 8. Describe the possible outcome of a PCR experiment in which (a) one of the primers is…

A: Answer: Introduction: The polymerase chain reaction (PCR) technique, described by Kary Mullis in…

Q: Identify the three protein complexes/enzymes important in eukaryotic DNA replication A. Enhancer,…

A: DNA is the nucleic acids present in the organisms. DNA is the deoxy-ribose nucleic acid in which…

Q: Faulty DNA repair; ii) Gain-of-function; and iii) Trinucleotide repeats  provide genetics disorders…

A: Asked : Example of mutation are asked with disorder for given condition.

Q: 6. Which of the following is NOT a similarity between replication and transcription? A) Both…

A: The process of DNA replication is used to replicate genetic information to create two copies of the…

Q: 5. How the modification and histone interaction with DNA brought to transcriptional silencing. Use…

A: Yeast Saccharomyces cerevisiae (single-celled fungus microorganisms). Since ancient times, the…

Q: Why is that DNA polymerase and RNA polymerase can synthesize polynucleotides only from 5' to 3' to…

A: DNA polymerase is the enzyme required for replication of DNA and RNA polymerase is the enzyme…

Q: Suggest reasons for why DNA mutations are not all phenotypic.

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

Q: Compare and contrast the activity of DNA and RNA polymerases. What is the function of each, what are…

A: Hi, Thanks For Your Question.  Answer : Difference DNA Polymerase RNA Polymerase 1. Definition…

Q: 2. A researcher attempts to repeat the experiment in which genetic engineering was used to transform…

A: Trisomy silencing achieved by XIST-induced expression from one chromosome 21 sharply reduced the…

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: 4.) what is the amino acid chain that your answer in item 2 will dictate? Question in Item 2: The…

A: Given, Question in Item 2: The complementary strand from item 1 undergoes transcription. What will…

Mitochondrial Mutations

A mitochondrion is a cellular organelle that serves as the site for cellular respiration and energy production (ATP or Adenosine Triphosphate). It is a double-membrane-bound organelle and is only present in eukaryotic cells.