Why do you think it is important that the sugar-phosphate backbone of DNA be held together by covalent bonds while the two strands of double stranded DNA are held together by hydrogen bonds?

Q: What is the structure of DNA

A: DNA, Deoxyribonucleic acid has all the information to build and maintain the living organisms.

Q: Which DNA double helix do you think would be harder to separate into two strands? DNA composed of…

A: DNA DNA or Deoxyribonucleic acid is a genetic molecule that made up of two polynucleotide chains.…

Q: Each single strand of DNA has a phosphate-sugar _________________ on the outside.

A: backbone

Q: What are the base-pairing rules for DNA?a. A–G, T–C c. A–C, T–Gb. A–T, G–C d. A–A, G–G, C–C, T–T

A: All living organisms store their genetic information in form of DNA / RNA. This genetic information…

Q: DNA exists in cells as a double-stranded duplex molecule, whereas RNA, which is composed of very…

A: DNA and RNA are found in diverse forms and structures to facilitate particular functions. These…

Q: The two complementary strands of the DNA double helix are held to each other by (a) ionic bonds…

A: DNA is the main constituent of the chromosome. It contains all information about protein that forms…

Q: Phosphate and deoxyribose make up what part of DNA?

A: DNA is the genetic material in most of the living organisms . it stores all the biological…

Q: Which of the following properties applies to DNA structure? Contains A, C, G, and U base pairs…

A: Nucleic acids are also called as polynucleotides, are made up of three components: nitrogenous base,…

Q: Why is DNA present in a double stranded form and not single stranded in organisms?

A: As we know DNA is the basic unit of inheritance and it resides in a well-protected nucleus. DNA is…

Q: Which type of base pairs take the most energy to break in a DNA double helix? a. A-T base pairs b.…

A: DNA replication is a process in which DNA makes copies of itself with the help of the enzyme DNA…

Q: A sample of DNA contains 40% adenine-thymine base pairs altogether. What percentage of the DNA will…

A: Q. A sample of DNA contains 40% adenine-thymine base pairs altogether. What percentage of the DNA…

Q: Which of the following statements are correct? explain your answers.A. A DNA strand has a polarity…

A: A.The statement: A DNA strand has a polarity because its two ends contain different bases is false…

Q: One DNA chain of a DNA double helix contains 18% A, 35% T, 28% C and 21% G. What is the composition…

A: DNA is a genetic material present in most of living organism and it is composed of nucleotides.…

Q: Why would dispersion forces not work as a way to hold the two strands of DNA together? Why would…

A: The helical structure of DNA is stabilized by a number of interactions. There are two types of…

Q: do each strand of DNA have equal number of phosphate group

A:

Q: One DNA strand has the sequence  5' -ATTCCGTAGC-3' what is the complementary strand sequence?

A: DNA ( Deoxyribonucleic acid ) is two stranded structure which act as genetic material in most of the…

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: Which of the following is the monomeric unit of DNA. A. Nucleotides B. Deoxyribose C. Nitrogenous…

A: DNA and RNA are nucleic acids present in the organisms. DNA is the deoxy ribose nucleic acid whereas…

Q: What form of DNA corresponds to the Watson-Crick double helix structure?     A form     Z form…

A: DNA, the molecule carrying the genetic instructions in all living beings, is a polymer of…

Q: What are some reasons why DNA might be double stranded instead of single stranded?

A: It is a molecule composed of two polyneuclotide chains colied around each other to form double helix…

Q: the shape of a DNA molecule is a double helix. what makes up the outer regions of the molecule and…

A: DNA possesses a double helical structure that looks like a twisted ladder. Two helices of DNA run in…

Q: What are the base pairing rules for DNA? Adenine (A) joins to i and Cytosine (C) joins to_ii_.…

A: DNA is a molecule found in the nucleus by Friedrich Meischer in the late 1860s, but its function was…

Q: Would you expect to find adenine– guanine or cytosine–thymine base pairs in DNA? Why?

A: The DNA is a genetic material that is present in a membrane-bound nucleus in the case of eukaryotes…

Q: What type of bond is the arrow pointing to in this image of DNA? -Hydrogen Bond -Covalent Bond…

A: DNA is a molecule that was discovered in the late 1860s by Friedrich Meischer in the nucleus but its…

Q: Which of the following statements is true of double stranded DNA? The double stranded structure is…

A: DNA is stabilised by hydrogen bonds,  base stacking interaction,  hydrophobic force, ionic…

Q: What role does bonding play in DNA? Where are hydrogen bonds located? Where are covalent bonds…

A: DNA is self replicating biomolecules that are present in chromosomes and carry genetic information…

Q: Each DNA double helix has a backbone that consists of alternating ___. covalent and ionic bonds…

A: DNA is the carrier of genetic information in most organisms. It is helical in structure with two…

Q: In a segment of DNA consisting of 1000 nitrogen bases, 28% of which are thymine, how many bases

A: There are total four nitrogenous bases in DNA Segment. They are classified as purines and…

Q: A strand of DNA contains the base pair 5’-T-C-A-G-C-A-T-3’. Give the base sequence on the…

A: Answer

Q: What type of bond holds the nitrogen bases together in DNA? O covalent hydrogen O peptide O ionic

A: Step 1 DNA or deoxyribonucleic acid is a long double chain or duplex molecule formed of millions of…

Q: If one of the strands of DNA has the following sequence of bases running in the 5-S3'…

A: The given strand is: 5'-G-G-A-C-A-A-T-C-T-G-C-3` The complementary strand for the given sequence is:…

Q: 1. Phosphate 2. Ribose sugar 3. Deoxyribose sugar 4. Uracil 5. Thymine 6. Adenine 7. Guanine 8.…

A: Adenine is the nucelotide which join to the deoxyribose sugar and  binds to the thymine nucleotide

Q: olds the two strands of a DNA double helix together?

A: Deoxyribonucleic acid (DNA) is a genetic material and it carries genetic information from one cell…

Q: If one side of a DNA molecule has the base sequence A T C G G G C C A A C C, what would the sequence…

A: According to watson and crick pairing in DNA, A (adenine) forms 2 hydrogen bonds with T (thymine)…

Q: What is the complimentary DNA sequence to the strand below? C-G-G-T-T-A-G

A: Deoxyribonucleic acid (DNA) is a double-stranded molecule. DNA replication is the process by which…

Q: A small segment of DNA has the following sequence: A – A – T – C – T – C – G – T – A The sequence…

A: DNA is a molecule composed of two polyneuclotide chains coiled around each other in a helical…

Q: What type of bond forms between complementary bases that holds strands of DNA to each other? OA.…

A: DNA Molecule is a double helix molecule where Sugars and phosphodiester bonds make the backbone and…

Q: A double-stranded molecule of DNA contains 120 cytosine (C) bases and 80 adenine (A) bases. How many…

A: DNA(  Deoxyribonucleic acid ) is two stranded structure , which act as genetic material in most of…

Q: Match the correct bases pairs to find the opposite strand of DNA strand of       DNA -  T  G  C…

A: DNA is deoxyribonucleic acid. It is the genetic material which is double stranded, which means it…

Q: One strand of a DNA molecule has the base sequence CCATTG. What is the base sequence for the…

A: Chargaff’s rule of DNA base pairing: Chargaff’s rule states that number of purines and pyrimidines…

Q: When DNA is heated sufficiently, the strands separate. The energy that it takes to separate the DNA…

A: Deoxyribonucleic Acid(DNA) is a double-helical structure. It has two strands that are joined by…

Q: Why is DNA more stable than RNA?

A: RNA is the single stranded nucleic acid. DNA is the double stranded nucleic acid.

Q: What chemical group (phosphate group, hydroxyl group, or anitrogenous base) is found at the 3′ end…

A: BASIC INFORMATION DNA  Friedrich Meischer identified it. It is a long polymer of…

Q: If one strand of DNA has the sequence 5'-C-T-A-G-C-G-T-T-A-3', what sequence would appear opposite…

A: DNA is the genetic material that involves the transfer of information from one generation to the…

Q: What occurs when a base at a certain position in one strand of the DNA molecules is replaced by one…

A: There are four kinds of bases in DNA. These are Adenine, Thymine, Guanine, and Cytosine. The bases…

Q: How many hydrogen bonds are present in a DNA double helix fragment consisting of the following…

A: DNA is a nucleic acid molecule made of monomer units called nucleotides. The nucleotides forming DNA…

Q: If I have a strand of DNA that has the base pairs as below, what would the base pairs be on the…

A: Adenine complements with thymine and cytosine complements with guanine in a DNA strand. According to…