The bases represented by X are... Select one: OA. Uracil O B. Guanine OC. Adenine D. Cytosine X

Q: Which of the following enzymes are involved in the split of nucleotides into phosphate, ribose and…

A: Nucleotides are the building blocks of DNA. A nucleotide is made up of five sided sugar, phosphate…

Q: The amino acid arginine has the following forms: H3Arg pK1=1.82 H2Arg* pK2=8.99 HArg pK3=12.1 Arg…

A: Amino acids Proteins are the polymers of nitrogenous compounds called amino acids. Each amino acid…

Q: Which of the following are pyrimidines? Select one: A. adenine and thymine B. cytosine and thymine…

A: The building blocks of DNA are called nucleotides, and each one consists of three elements: a…

Q: The following enzyme, L-amino acid oxidase,., has this type of specificity: a. Group Specificity O…

A: An L-amino acid oxidase (LAAO) is a catalytic enzyme in enzymology that catalyzes the chemical…

Q: The pKa of the protonated, positively charged form of the side chain of histidine is approximately…

A: Given, the pKa of the protonated, positively charged form of histidine  is pKa = 6.

Q: Tell whether the following elements are found on DNA or RNA: a. -10 region b)e. poly(A) tai c).…

A: a) -10 region is found in DNA. it is also called pribnow box and is an essential part of a promoter…

Q: Which of the following exhibit(s) the "quaternary" structure of nucleic acids? a.ribosome…

A: Quaternary structure of nucleic acids refers to the higher-level organization of nucleic acids,…

Q: Tubulin is a protein with mass of approximately 55,000 Da. Approximately  how many amino acids must…

A: The correct option is d.The molecular mass of an amino acid present in a protein molecule is 110…

Q: are located on the inside of the helix, and the ii are located on the outside, facing towards the…

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

Q: Correctly match the complementary base pairs in RNA. ___Adenine ___Guanine 1.)Uracil 2.)Cytosine…

A: RNA consist of these four nucleobases : Adenine(A) Uracil(U) Guanine(G) Cytosine(C)

Q: Define the following terms:a. Rieske proteinb. Psa dimerc. D1/D2 dimerd. A0e. A1

A: The biological system can be defined as a system or the group of entities, organs that will work…

Q: To which synthetic family does each of the following amino acids belong? a. alanine b. phenylalanine…

A: Introduction: Depending on the chemical similarities of similar starting compounds, all of the amino…

Q: The following are all true of RNA, excepta. it is a single-stranded molecule existing in helical…

A: Friedrich Meischer discovered nucleic acids from the nuclei of pus cells and coined the term…

Q: Which of these statements is correct regarding the complimentary sequence to this DNA strand: 5' -…

A: Nucleotide are elemental unit that forms genetic material that is DNA and RNA . It consists of :-  I…

Q: Which of the following best describes how the large and branched side chains are organized within a…

A: Beta-sheets are one of the most common regular secondary structures seen in proteins. The…

Q: On which of the following amino acids is an N-linked glycan added to? A.Asparatic acids…

A: Basic amino groups (-NH2) and carboxyl groups (-COOH) are found in amino acids. Proteins have amino…

Q: Some events that take place in proteins synthesis are shown below: A. peptide bonds are formed B. a…

A: Protein synthesis involves transcription and translation. Transcription involves three steps…

Q: C Co

A: Introduction Nucleotides form the basic structure of  DNA and RNA. DNA( deoxyribonucleic acid) and…

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: Metalloprotein linkages are most likely to be formed between: a.Two cysteines b.An arginine and a…

A: Metalloprotein linkages are most likely to be formed between?

Q: An amino acid is connected to the t-RNA by which of the following functional groups? a. Ester b.…

A: Amino acids are biomolecules that are comprised of two functional groups, these are an amino group…

Q: Define the following terms:a. adductb. galactosemiac. cellobiosed. glycane. chitin

A: Introduction: A carbohydrate is a major macromolecule in the body that has carbon(C), hydrogen(H)…

Q: Draw a diagram of the tetrapeptide Asn-Trp-Met-Ala (show all side chains and draw all peptide bonds…

A: Amino acids are the building blocks of proteins. A peptide bond is formed between the carboxy…

Q: The glycosidic linkage in nucleoside forms from the C-1' carbon of a. N-6 nitrogen of pyrimidines…

A: A glycosidic bond or glycosidic linkage is a type of covalent bond that joins a carbohydrate…

Q: 19) The base pairs of a DNA molecule are held together by which of the following? a. hydrogen bonds…

A: DNA acts as a genetic material in almost all living organism. DNA is composed of nitrogenous bases…

Q: Which of the following would explain the formation of double-stranded loops in tRNA? A.…

A: tRNA stands for transfer RNA. It is responsible for transferring the amino acids from cytoplasm to…

Q: heoretically, if the following nucleotides were to pair during RNA synthesis, how many hydrogen…

A: RNA synthesis, or transcription, is that the method of transcribing polymer nucleotide sequence info…

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: Consider a protein with the following amino acid sequence: -R-V-G-M-A-E-I-Q–V–L-K-F-V-I-H–L- Which…

A: The 2° (secondary) structure of the peptide chains can be determined using the Chou-Fasman algorithm…

Q: The following is a purine: a. Adenine b. Guanine c. Thymine d. A and B e. All of the Above

A: The two distinct types of nitrogenous bases that make up nucleotide bases in RNA and DNA are purines…

Q: Which of the following does not describe protein modifications?

A: Proteins are large biomolecules and macromolecules that comprise one or more long chains of amino…

Q: The nucleic acid bases: a. absorb ultraviolet light maximally at 280 nm. b. are all about the same…

A: Nucleic acids are DNA and RNA are made up nitrogen bases as one of their components. Nitrogen bases…

Q: Circulating thyroxine (T4) and triiodothyronine (T3) in the bloodstream are structurally comprised…

A: The thyroid gland is an endocrine gland. It makes three hormones that are secreted into the blood:…

Q: The four nitrogen bases in RNA are adenine, _______, _______, and _______. Select all that apply.…

A: Introduction :- Ribonucleic acid is a nucleic acid that has structural similarities to DNA and is…

Q: An alpha helix is a: O A. secondary structure found in proteins. O B. right-handed twist found in…

A: DNA ( Deoxyribonucleic acid) is a nucleic acid. The basic unit of DNA is the nucleotide. DNA is a…

Q: Define the two terms ‘element’ and ‘factor’. In the definition, include whether each functions in…

A: Proteins involved in the process of translating, or transcribing, DNA into RNA are transcription…

Q: Which one of the following polymer accommodate a peptide linkage?

A: Polymer are large molecules made up of repeating subunits. Glycine is an amino acid. Proteins are…

Q: Which of the following polypeptides CANNOT be phosphorylated? O a. -LIYLIA- O b. O C. O d. O e.…

A: A polypeptide is a chain of amino acid residues linked together via a peptide bond.  Amino acids are…

Q: Which amino acids would be expected to produce a similar sickling effect if substituted for Val at…

A: The blood disease Sickle-cell anemia occurs due to a substitution mutation. The mutated form of…