When double-stranded DNA is heated at neutral pH, which change does not occur? O The N-glycosidic bond between the base and the pentose breaks The helical structure unwinds The absorption of ultraviolet (260 nm) light increases OThe viscosity of the solution decreases The hydrogen bonds between A and T break

Q: In the following diagram of DNA replication fork, A is_. A e 5' 3'OH 3 OH

A: DNA ( deoxyribonucleic acid) ismade up of repeating units of the nucleotides, hence these are known…

Q: A particular triplet of bases in the coding sequence of a DNA strand is AGT. What is the…

A: Most of the animals have ‘Deoxyribonucleic acid’ (DNA) as their genetic material. Some lower…

Q: If a DNA molecule has 33%G calculate the percentages of A, T, and C

A: A DNA is composed of basic 4 nucleotide bases: Adenine (A) Guanine (G) Cytosine (C) Thymine (T)

Q: When a mixture of DNA fragments of different sizes is loaded onto an agarose gel and a voltage is…

A: Gel electrophoresis is a procedure used to isolate molecules by size using this charge and can be…

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: If 23 percent of the bases in a sample of double-stranded DNA are adenine, what percentage of the…

A: Answer- Whenever we isolate double stranded DNA and check their nitrogenous base composition and…

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: DOUBLE-STRANDED SUGAR" PHOSPHATE A. B USUALLY SINGLE-STRANDED SUGAR PHOSPHATE * DEOXYRIBOSE *RIBOSE…

A: Nucleic acid are biological macromolecules that consists of genetic material . It is present in most…

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: 3. Use the 15 molecules illustrated below to answer the following question. Nucleotides consist of a…

A: DNA and RNA are the nucleic acids used as genetic carriers to transfer information from one…

Q: What forms the chemical code within a molecule of DNA? O The arrangement of the sugars and bases O…

A: Option C is correct.

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: 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: One strand of a double-helical DNA has the sequence 5'-GCGCAATATTTCTCAAAATATTGCGC-3'. Write the base…

A: DNA stands for deoxyribonucleic acid. It is made up of nitrogenous bases (ATGC), deoxyribose sugar…

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: The 3' end of a nucleotide has a free OH group on the 3' carbon atom. O True O False

A: A nucleotide is a biomolecular structure that acts as a polymer for the formation of DNA or RNA…

Q: Show the structure of a DNA where the lead strand is ATCG. Show H-, glycosidic, phosphoester…

A: DNA is Nucleic acid that consists of two strands that run in opposite directions. One of the stand…

Q: How are the two strands of double stranded DNA held together O Covalent bonds between phosphate…

A: DNA is the genetic material present in almost all organisms. It is known as deoxyribo-nucleic acid…

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: ou turn up the heat to 95° Which is the most likely outcome? Explain your answer.   Both duplexes…

A: Polymerase chain reaction (PCR) is versatile in vitro method for amplifying the defined target DNA…

Q: The antiparallel nature of DNA refers to its charged phosphate groups the opposite direction of the…

A: DNA strands are antiparallel to each other. They have different polarities to each other.  One…

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: 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: Replication of DNA requires a primer to initiate DNA synthesis because DNA polymerase can add new…

A: DNA replication is the process by which new DNA is produced from the old DNA in the…

Q: You have this sequence of DNA from leading strand: GGCATGCGA From this you know: * O G is the 5'end…

A: DNA acts as genetic material in all living organisms. During replication of DNA, at each replication…

Q: What binds the phosphate group and sugar of adjacent nucleotides in the DNA molecule? O non-covalent…

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

Q: Which pair of nitrogenous bases will form a bond in a DNA molecule

A: The nucleotides are the chemical constituents which form the basic building blocks of the DNA. These…

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

A:

Q: 0 0 One strand is parallel and another is anti-parallel Parallel R Not enough information…

A: Beta sheet structure is a type of secondary structure of a protein. It has a more extended…

Q: Basic features of the central dogma of molecular genetics is

A: DNA is a molecule made up of two polynucleotide chains that form a double helix and carry genetic…

Q: here is a chemically synthesized DNA oligonucleotide is 5’–AUCG–3’. Please draw the all-atom…

A: DNA contains nitrogenous bases A, T, G and C while RNA contains A, U, G and C.  RNA is synthesised…

Q: Each organism has a unique set of instructions for their physical characteristics encoded in…

A: Every organism present on the earth contains the molecular instructions of life. These instructions…

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

A:

Q: The sequence below is one strand from a double-stranded DNA molecule. How many hydrogen bonds hold…

A: In a double-helix, DNA is made up of two strands of nucleotide or nitrogenous bases which are…

Q: If a DNA molecule has 42%G calculate the percentages of A, T, and C

A: DNA means deoxyribonucleic acid. DNA acts as genetic material in most of the organisms present on…

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: RNase H will remove ribonucleotide directly linked to the DNA end. True false

A: The capacity of nucleic acids to guide their own reproduction from monomers makes them unique.…