Which of the following changes occur with a double-stranded DNA if it is heated to 95°C at neutral pH? OA Increase in the absorption of uitraviolet light at 260 nem De Unwinding of the helical DNA structure Oc Separation of the two DNA strands Oo. Hydrolysis of the N-glycosidic bond betweon the base and deoxyribose DE Breakage of the phosphodiester bonds betwean adjacent uceotides Dr. Breakago of the hydrogen bonds between guanines and cytidines.

Q: Which of the following statements about the structure or composition of DNA is FALSE? O DNA is a…

A: Introduction :- DNA (deoxyribonucleic acid) is a molecule that carries genetic information in most…

Q: If your DNA extraction were a concentration of 45ng DNA/ug, how would you prepare 500 ul of a 1…

A: The hereditary molecule deoxyribonucleic acid (DNA) transmits genetic information from one…

Q: Dra

A: Introduction: The genetic material that contains the instructions for the growth and operation of…

Q: In the sugar molecule on a nucleotide, which of the following is correct in regards to how a DNA…

A: DNA and RNA are the genetic material present in the cell. DNA stands for deoxyribonucleic Acid. RNA…

Q: H 1. What type of DNA form (A-form, b-form, Z-form) is represented by the cyan strand in the image?…

A: Nucleic acids are genetic molecules that transfer and store information in cells at the molecular…

Q: Which of the following is a difference between DNA and RNA? * O DNA is a single strand, but RNA is a…

A: Gene is known as the unit of heredity, which is transferred from one generation to the next. In most…

Q: What bonds form the backbones of DNA molecules? O Bonds between complementary nitrogenous bases O…

A: The self replicating by molecules that are present in chromosomes and carries genetic information…

Q: In order to change the linking number of a closed circular double-stranded DNA molecule, which of…

A: The linking number of a DNA molecule specifies the number of helical turns in a closed circular…

Q: Which of the following two molecules of DNA has the lower melting temperature? Why?

A: The process of separation of the double-stranded DNA into single-stranded DNA is termed as…

Q: RNA is hydrolyzed in basic solution, but DNA is not. This occurs because RNA has modified bases, but…

A: DNA and RNA are the two important biomolecules which are termed to be Nucleic acids that are crucial…

Q: What is the relationship of the movement of a double strande molecule in an electric field relative…

A: INTRODUCTION DNA samples are loaded into wells (indentations) at one end of a gel, and an electrical…

Q: Which nucleotide is most non-polar and why? What structural element of DNA gets cleaved by…

A: The monomeric units of nucleic acids are called nucleotides. Nucleotides are generally…

Q: the DNA consists f 2 strnds hold together by which bond?

A: DNA also called deoxy ribo nucleic acid is the genetic material in most you eukaryotic organisms  It…

Q: – Draw a DNA strand with 10 adenine bases followed by 10 cytosine bases. If that same strand bonded…

A: DNA is a double helix, but only one of the two strands contains the information encoding each…

Q: A double stranded DNA has Phosphate groups are on the outer surface of the double helix while the…

A: Enzymes are biocatalyst that increases the speed of reaction by lowering the activation…

Q: On the diagram of this DNA molecule, match the letters to the corresponding components: (should only…

A: In the diagram below DNA is shown. DNA is made up of a monomer called nucleotide. Each nucleotide…

Q: What is the nucleotide sequence of the complementary strand of this molecule AT GCGA? O CATAG O A AT…

A: Deoxyribonucleic acid (DNA) and ribonucleic acid (RNA) are well known and well defined as the two…

Q: Part A Drag the labels onto the diagram to identify the structural elements of a DNA molecule.…

A: DNA or deoxyribonucleic acid is the genetic material in living organisms that is composed of two…

Q: Which of the following linkages/bonds is NOT found in the primary structure of DNA and RNA…

A: Phosphoanhydride bonds are found in ATP molecules as it contains three phosphate group attached to…

Q: In a double-stranded DNA molecule, how are the sequences of each strand related to each other? The…

A: Deoxyribonucleic acid, also abbreviated as DNA, it is the principal informational macromolecule of…

Q: abel the diagram by dragging the labels to the appropriate targets. DNA's secondary hydrophobic…

A: DNA or deoxyribonucleic acid contains the hereditary units called "genes" that carry information…

Q: Given the graph, how big would a fragment of DNA be that travelled 20mm on a gel? 10000 Boco 4000…

A: In this graph Y axis is the size of DNA fragment in base pair. And X axis is the distance travelled…

Q: To build a nucleotide, let's first consider the nitrogenous bases. A pyrimidine has one six-membered…

A: Nitrogenous bases are of two types  Purines  Pyrimidine

Q: which type of base pairs uf any allow the dna to remain double dtranded at higher temperature? gc…

A: DNA is the main store house of genetic information in our body. DNA condensed to form chromosome,…

Q: In the sequence 5'-TCCGGA-3, an available phosphate group would be found at the 5' end of the…

A: Introduction: A nucleotide is an organic molecule that consists of a nitrogenous base, pentose…

Q: Which of the following is/are the fundamental difference/s between RNA and DNA? O the sugars only O…

A: DNA stands for deoxyribonucleic acid, where as RNA stands for ribonucleic acid. These are the…

Q: How does the compound below cause DNA damage? (Hint: Look at the structure of the molecule.) NH₂ Br…

A: Introduction The given compound is ethidium bromide, It is commonly used as a non-radioactive marker…

Q: Which form of UV light is most likely to cause pyrimidine dimers? O UVB O UVC O UVA O All of the…

A: Pyrimidine dimers are molecular lesions formed from thymine (T) or cytosine (C) bases in DNA through…

Q: Explain why the strands of a DNA molecule can be separated more easily at pH > 11.

A: pH is defined as the power of hydrogen ion concentration. As the H+ ion concentration decreases the…

Q: If the sequence of bases on the one of the strand of a DNA molecule 5’ATTGCGGA - 3’ What is the…

A: DNA is a double helical structure composed of nucleotides.The two helices are joined together by…

Q: What provides the negative charge associated with DNA? The phosphate groups The nitrogenous bases…

A: DNA (Deoxyribonucleic acid) is a molecule that is made up of two polynucleotide chains that coil…

Q: A double-stranded molecule of DNA has 80 T nucleotides and 110 G nucleotides. What is the TOTAL…

A: DNA and RNA make up the majority of genetic material. DNA is the genetic material that controls the…

Q: Which of the following statements is true of double stranded DNA?   The chains have a backbone of…

A: Double helix (double stranded helix) is the structure of a DNA molecule.

Q: Adenine, cytosine, guanine, and thymineare the four nitrogenous bases found inDNA. For each…

A: DNA is made up of four nitrogenous bases-Adenine, Guanine, Thymine, and Cytosine. DNA is a double…

Q: Cytosine makes up 15% of the nucleotides in a sample of DNA from an organism. Approximately what…

A: DNA is made up of nucleotides. Each nucleotide is made up of a phosphate group,  deoxyribose sugar…

Q: Given the DNA sequence; 3’-GCTACGTCGC-5’ 5’-CGATGCAGCG-3’ What is the total number of hydrogen…

A: Hydrogen bonds: The electrostatic force of attraction which involves Hydrogen atom.

Q: Calculate the electric fields and net force between a thymine and an adenine pair. = Calculate the…

A:

Q: Which of the following types of bonds hold together nucleotides between DNA strands? Polar bonds O…

A: DNA is a double helical structure that contains sugar, phosphate and bases. There are different…

Q: Draw out the following DNA sequence on a whitesheet of paper along with itscomplementary strand.…

A: DNA is a polymer and is composed of a monomer called a nucleotide. Each nucleotide is made up of a…

Q: Using the DNA figure below to identify structures of the following letters: A= B= C= D= E= F: Circle…

A:

Q: 50 A The Backbone of the DNA molecule is made of which componere(s) of the nucleotide shown in the…

A: DNA stands for deoxyribonucleic acid which is made up of two strands of polynucleotide chains in a…

Q: Which of the following is true about DNA ? * O Two DNA strands are twisted around each other to form…

A: DNA is the hereditary material in humans and most of the other organism. It is made up of Nitrogen…

Q: Which of the following is something that DNA and RNA have in common They are both nucleic acids They…

A: DNA and RNA are biomoleculrs which carry genetic information which in them in different individual…

Q: You are supplied with the following information about a DNA molecule:  The molecular weight of a…

A: Introduction DNA is an organic molecule that includes genetic information as well as instructions…

Q: CYTOSINE PURINE PHOSPHATES NITROGENOUS BASES PYRIMIDINE SUGARS THYMINE URACIL Alternating…

A: To find the best answer for the missing blanks from the options given above.