Which of the following statements is correct   Adenine is a purine and uridine is a pyrimidine   Thymidine is a pyrimidine   Adenine and guanine are both purines.   Adenine and cytosine are pyrimidines

Q: Consider the following image - the dotted lines represent hydrogen bonds between nitrogenous bases:…

A: There are two different type of nucleic acids and these are DNA and RNA. Four different types of…

Q: A DNA sequence can be represented as a string of the letters ACTG (short for , cytosine, guanine,…

A: The sequence of DNA defines the order of the four chemical building blocks called bases that make up…

Q: Cystic Fibrosis is caused by which of the following? a. Replacement of three nucleotides with a new…

A: Answer is Option c(Deletion of three nucleotides) and explaination is given in the following steps:…

Q: Which of the following statements concerning a DNA double-helix structures is incorrect? *       the…

A: Deoxyribonucleic acid is a molecule that is  composed of two polynucleotide chains that coil around…

Q: Which amino acid has a guanidino group? Histidine Arginine Tryptophan Aspartic acid Which amino acid…

A: Introduction: Amino acids are organic molecules that contain a carboxyl and an amino group with a…

Q: Express the following DNA nucleotide bases into amino acids

A: According to the central dogma of molecular biology, the information stored in the DNA is first…

Q: Label each statement about the polynucleotide ATGGCG as true or false.  The polynucleotide contains…

A: 1. False (phosphodiester bonds are formed between two adjacent nucleotides in a nucleotide…

Q: Which of the following combinations is nucleotide molecule?   The nitrogenous base uracil bonded to…

A: DNA acts as an genetic material in most of the organisms .DNA and RNA are the nucleic acid…

Q: Which of the following statements regarding RNA is NOT true Group of answer choices a.RNA is…

A: RNA is Ribonucleic Acid. Ribonucleic acid (RNA) is a significant organic macromolecule that is…

Q: Which of the following is true of an RNA molecule? the number of purines always equals the number of…

A: RNA stands for Ribonucleic acid. It is a genetic material in some organisms. It is an intermediate…

Q: Which of the following are nucleotide base pairs found in DNA? Select all that apply.       Thymine…

A: Nucleotide is the structural unit of DNA.They are the building blocks of DNA. Nucleotide have three…

Q: Which of the following are true statements about DNA and RNA? Select all that apply. RNA contains…

A: DNA and RNA are nucleic acids which are the most important biomolecules in all living organisms. DNA…

Q: Which of the following are nitrogen bases that can be contained in DNA nucleotides? Select all that…

A: Adenine, Thymine, Guanine and Cytosine are part of DeoxyriboNucleicAcid (DNA). Adenine, Uracil,…

Q: Label each statement about the polynucleotide ATGGCG as true or false. a. The polynucleotide has six…

A: A polynucleotide is a biopolymer that is composed of 13 or more nucleotide monomers covalently…

Q: Complementary base pairing would involve: A. adenine bonded to cytosine. B. thymine bonded to…

A: In double-stranded nucleic acids such as DNA, the nitrogenous bases between the two strands are…

Q: Which of the following statements regarding RNA is NOT true Group of answer choices RNA is…

A: RNA stands for ribonucleic acid. It is principally involved in synthesis of proteins, carrying…

Q: Which of the following is a DNA nucleotide?   a phosphate group, guanine and deoxyribose   a…

A: DNA stands for Deoxyribonucleic acid and is a polymer of deoxyribonucleotides. It is the genetic…

Q: Which represents a similarity between DNA and RNA? Double-stranded helical structure  The presence…

A: Introduction Nucleic acids are biopolymers, or macromolecules, that are required for all life forms.…

Q: A nucleotide is composed of a sugar, nitrogenous base, and phosphate sugar, nitrogenous base, and…

A: Nucleotides are defined as organic molecules that forms the monomeric units which make up the…

Q: Which of the following is most likely to be an RNA nucleotide? a. Adenosine-5'-triphosphate b.…

A: A nucleic acid is a linear polymer of nucleotides that is a component of the cell's information…

Q: All of the following are true about RNA, except: RNA is not a double-helix RNA has thymine as a…

A:

Q: Which of the following does cytosine pair with?a. guanineb. thyminec. adenined. a pyrimidine

A: A gene is the fundamental physical and useful unit of heredity. Genes are comprised of DNA. A few…

Q: nucleotide base pairs found in DNA?

A: The genetic information storing molecules are nucleic acids. These are polymers of nucleotides. A…

Q: RNA and DNA have the following characteristic in common.   Both use the same four nitrogenous bases.…

A: Answer is option 4.

Q: An analysis of the bases in DNA present in body cells gave the following results: W units/g X…

A: DNA is a double stranded molecule which is a polymer of nucleotides. The components of nucleotides…

Q: A molecule has the following percentages of bases: A= 42%, C = 14%, G= 21% and T=23%. Which of the…

A: Correct option is single stranded DNA i.e. option 2 is correct .

Q: The following statements best describe the RNA structure EXCEPT   they are double stranded because…

A: RNA is a single-stranded molecule, but can form local double-stranded structures. RNA can form…

Q: 0-P-O- H,N N- A ÓH -P-O- `NH U OH 0-P-O- Он ОН This is RNA This is DNA This chain is a polymer. The…

A: The two main types of nucleic acids are DNA and RNA. Both DNA and RNA are made from nucleotides,…

Q: Which of the following is incorrect about the differences between DNA and RNA? O RNA uses the base…

A: DNA and RNA are the nucleic acid material because both are made up of nucleotides. These nucleic…

Q: Which of the following make up a nucleoside? A base + sugar B base + phosphate c) phosphate + sugar…

A: Nucleic acids such as DNA and RNA are polymers which are formed by the monomer units called…

Q: Select all of the true statements regarding the molecule below: NH2 0-P-0 -NH G -NH, ÓH H,N A O ÓH…

A: The nucleic acid consists of DNA and RNA. DNA and RNA are made up of nucleotides. The nucleotides…

Q: DNA is a polymer made of the following subunits: adenine, cytosine, thymine, and guanine. Based on…

A: DNA stands for Deoxyribonucleic acid. It is the genetic material of organisms. It is made up of…

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: Which of the following form Right-handed alpha helices?     ds DNA, ds RNA, and proteins…

A: Right handed alpha helixes consist of the different amino acids in the proteins or the different…

Q: Match each nucleobase to its corresponding pair. 1. pairs with cytosine 2. pairs with guanine 3.…

A: Given: Nucleic acids are the polymers of nucleotides.Nucleic acids are the macromolecules found in…

Q: Which of the following cannot be said concerning base-pairing complementarity in DNA or RNA?…

A: Answer is option E

Q: Which of the following statements about codons in prokaryotic cells and eukaryotic cells is correct?…

A: Option D is correct.

Q: Nucleotides in DNA pair via:     ionic bonds     hydrogen bonds     covalent  bonds     None…

A: Nucleotides are the basic foundation molecules of nucleic acid DNA and RNA. They are made of four…

Q: Which of the following properties of DNA structure is the same in all species that contain this…

A: DNA also known as Deoxyribonucleic acid is a molecule which contains the instructions an organism…

Q: Which of the following is not a difference between RNA and DNA? a. RNA has Uracil, DNA has Thymine…

A: Correct Answer:   c. RNA has Thymine, DNA has Uracil    Reason:  Instead of above sentence, RNA has…

Q: Which of the following statements best summarizes the differences between DNA and RNA? A) DNA is…

A: There are two main types of genetic materials: DNA RNA

Q: What is the sequence of amino acids coded by the following sequence of nucleotides on a strand of…

A: DNA is the genetic material in most living organisms. It is the information hub of the cell that…

Q: Which of the following is the convention used to specify the sequence of bases in DNA? (A) start at…

A: Answer - option D.

Q: 5' end Adenine 3' end OH Phosphate- deoxyribose packbone o. Guanine Cytosine- 3' end 5' end O This…

A: Deoxyribonucleic acid or DNA is a molecule made up of 2 polynucleotide chains that make up a double…

Q: DNA molecules are made of small units called nucleotide. Which of the following is not part of a…

A: A nucleotide is a type of organic molecule that makes up DNA and RNA. They play a role in cell…

Q: Which of the following is not a difference between DNA and RNA?         RNA contains the sugar…

A: Deoxyribonucleic acid (DNA) is the genetic material of living organisms. DNA contains genetic…

Q: DNA and RNA are both nucleic acids, but their structures and functions differ. Which of the…

A: Brief note on difference between structure, function and composition of DNA & RNA.…

Q: Which of the following are TRUE for RNA compared to DNA? Please select ALL correct answer options.…

A: Deoxyribonucleic acid(DNA) Polymer of deoxyribonucleotides. Usually double stranded. Have double…

Q: In a tautomeric shift Multiple Choice   it is always adenine that is changed.   final bonding…

A: Nucleic acid bases exhibit keto-enol and amino-imino prototropic tautomerism due to the presence of…