Define the following terms: a. oligonucleotide b. nuclease c. phosphodiesterase d. nucleosidase e. nucleotidase

Q: Define nucleosides.

A: To answer this question we should have knowledge of Biochemistry.

Q: Write a reaction sequence showing why RNA is more susceptible to nucleophilic attack than DNA

A: One of the differences between RNA and DNA is the sugar that they contain. The DNA has a deoxyribose…

Q: What would happen if there was no methionine in the cell?

A: Amino acids are organic molecules that are the basic unit of proteins. Methionine is an essential…

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: nucleoside is composed of a) a base+ a sugar b) a base+ a sugar+ phosphate c) a base+ a phosphate…

A: Nucleotides and nucleosides make up nucleic acids (DNA and RNA). Both nucleotides and nucleosides…

Q: Draw the structure of nucleosides and nucleotides

A: Nucleosides are made up of either purine or pyrimidine which are known as nitrogenous bases.…

Q: What would happen if the enzyme rubisco suffers denaturation?

A: Rubisco is the key enzyme  for photosynthetic carbon absorption (assimilation) in catalyzing the CO2…

Q: What is a magnetosome?

A: The cellular magnetic dipole moments are often large enough, so their interaction with Earth’s…

Q: What organelle is associated with the N-glycosylation of the protein?

A: Answer : there are mainly two organelles associated with the N-glycosylation of the protein that are…

Q: If thymine makes up 15 percent of the bases in a specific DNA molecule, what percentage of the bases…

A: Answer- According to the chargaff's rule A/T=G/C that means the number of purines and pyrimidines…

Q: Write two examples of Glycosaminoglycan.

A: Glycosaminoglycan is tandem repeats of Amino sugar and uronic acids.

Q: Define the term adenosine triphosphate?

A: Introduction   All cells require energy to survive and energy comes from respiration or metabolism.

Q: Determine three basic components of the nucleotide of DNA.

A: Both RNA and DNA, also known as ribose nucleic acid and deoxyribose nucleic acid, are macromolecules…

Q: What is adenylyl cyclase?

A: Enzymes are the molecules that has a major role in the normal functioning of body's vital functions.…

Q: Is a DNA molecule neutral, negatively charged, or positively charged? Explain.

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

Q: What Are Nucleosides?

A: Nucleosides are glycosylamines that can be thought of as nucleotides without a phosphate group. A…

Q: Explain What are  Pyrimidines.

A: Nitrogenous bases are nitrogen-containing organic molecules that act as bases. There are four bases…

Q: What is BAC DNA?

A: A vector in molecular biology is a DNA molecule that is used to carry the foreign genetic material…

Q: Describe the process by which pyrimidine nucleotides are produced.

A: A Pyrimidines and purines are two types of nitrogenous bases present in nucleotides. Pyrimidines,…

Q: Describe the three important of the protein DnaA.

A: In this configuration, the DNA(Deoxyribonucleic acid) duplex hinders replication. Only when both…

Q: What would happen to proteins bound for the nucleus if there were insufficient energy to transport…

A: Nucleus is an organelle present in a cell that houses the genetic material, DNA or RNA. It is the…

Q: What is the significance of the red blood cell being anucleate (without a nucleus)? Did it ever have…

A: Blood is the chief fluid in the circulatory system and comprises of following elements :-  A ) Red…

Q: What are allosteric enzymes?

A: Specific regions of the enzymes which acts as the binding sites for the substrate is called as an…

Q: What are the components of a nucleosome?

A: Step 1 Human beings have 46 chromosomes which occur in the form of chromatin in the nuclei. The DNA…

Q: What is the function of the nucleolus?

A: Nucleolus The nucleolus is present in the nucleus. It is a membrane-less structure containing dense…

Q: Does the oxygen in the newly made ester bond come from the phosphate or from the sugar?

A: Step 1 Esters are a functional group which is characterized by a carbon bound to three other atoms:…

Q: What is the function of a spliceosome?

A: Introduction: Prior to the RNA molecule being translated into a protein, introns are non-coding…

Q: Why are introns called introns?

A: In eukaryotes the template strand of DNA gets transcribed into pre-mRNA by the process known as…

Q: Indicate whether each of the following statements involving differences between DNA and RNA…

A: Nucleic acids are molecules that help in storing information to be used for cellular growth as well…

Q: The difference between ATP and the nucleoside triphosphates used during DNA synthesis is that

A: ATP is known as the energy currency of the living world. It contains three phosphates attached to…

Q: Is the statement true or false, transition occurs when a pyrimidine is replaced by another…

A:

Q: Define proteoglycan

A: Extracellular matrix, cell plasma membrane, and intracellular structure include proteoglycans.…

Q: A nucleoside consists of (A) Nitrogenous base (B) Purine or pyrimidine base + sugar (C) Purine or…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Define the following terms: a. anti nucleoside b. HGPRT c. Lesch–Nyhan syndrome d. purine salvage e.…

A: The branch of biology that deals with the structure, function, and manipulation of the…

Q: Define the following terms: a. sugar code b. lectin c. glycoform d. glycome e. microheterogeneity

A: Glycoproteins are the proteins that are attracted to a sugar moiety majorly oligosaccharide. These…

Q: Define the following terms: a. adenylate cyclase b. Gαs c. Gβγ d. PKA e. CRE

A: All are used in biochemical cell signaling.

Q: show the structure for nucleosides of DNA:

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

Q: Differentiate between a nucleoside and a nucleotide.

A: Nucleic acids are the biomolecules that act as carrying molecules of the cell which involves the…

Q: Explain about the four deoxyribonucleoside triphosphates ?

A: Introduction  DNA is the basic genetic material found in most species. DNA stands for Deoxyribose…

Q: In a single strand of DNA, is it ever possible for the number of adenines to be greater than the…

A: In a DNA molecule purine always pairs with a pyrimidine base. Adenine is a purine base and thymine…

Q: Define the following terms: a. guanine nucleotide exchange factor (GEF) b. pretranslocation state c.…

A: A) GEF stands for guanine nucleotide exchange factor . Its a groups of protein that activate GTPases…

Q: How is  transpeptidase enzyme is  formed?

A: Transpeptidase enzymes are helpful in the catalysis of peptide bond formation in bacterial cell wall…

Q: The formation of pyrimidine dimers results from which of the following?  a. Spontaneous errors by…

A: Pyrimidine dimers cause mutations in the DNA. When two thymine residues in the same strand form…

Q: Define phosphodiesterase

A: Enzymes are biological molecules that are a class of proteins except for ribozymes (a class of RNA)…

Q: which of the following process do not contribute to purine nucleotide biosynthesis? a) synthesis…

A: The three processes that contribute to purine  nucleosides biosynthesis in the order of decreasing…

Q: What function does the nucleolus perform?

A: A eukaryotic cell consists of an organised nucleus and membrane covered organelles. Nucleus is…

Q: What is the nucleolus?

A: The nucleolus is a region present in the nucleus of a cell and has some important biological…

Q: A molecule contains adenine, deoxyribose, and one phosphate. What topic in genetics does this…

A: Genetics is a branch of science that deals with the study of genes, heredity, and genetic variation…