What is the function of ubiquitin-conjugating enzyme?
Q: Which enzymes and tRNAs are known as aminoacyl-tRNA synthetases?
A: BASIC INFORMATION ENZYMES They are the catalyst. They help in accelerating the chemical reaction.…
Q: What is the significance of the catalase enzyme in a bacterial cell?
A: Catalase is an enzyme that is involved in the catalysis of hydrogen peroxide decomposition. This…
Q: Why and how does an antisense oligonucleotide functionally inactivate an mRNA for use in translation…
A: Antisense RNA (asRNA), also referred to as antisense transcript,natural antisense transcript or…
Q: What is the unique feature of ribozyme function? Give two examples.
A: Ribozymes are the ribonucleic acid molecules having the catalytic functions and are found rarely. A…
Q: What are the two enzymatic functions of reverse transcriptase?
A: Enzymes are the biocatalyst that catalyzes the biochemical reactions or processes by lowering the…
Q: What is the action of Ribonuclease?
A: Ribonuclease: RNase ~ commonly abbreviated as Ribonuclease A type…
Q: How do guanine and adenine nucleotides inhibit their own synthesis? How do they promote synthesis of…
A: Purine metabolism refers to the metabolic pathways to synthesize and break down purines that are…
Q: How does a disorder in mitochondria lead to diabetes? What kind of diabetes is it?And Which two…
A: Mitochondrial disorders:These disorders harm the proper functioning of mitochondria (powerhouse of…
Q: What are the allosteric activators and inhibitors of de novo purine and pyramidine biosynthetic…
A: The allosteric regulation is also known as allosteric control. It is the regulation of the activity…
Q: Does a gene sequence carry a mutation that might cause adisease?
A: Mutation is defined as any sudden change in the nucleotide sequence of genes. It may also be defined…
Q: What are known as trans-acting factors ?
A: The process of making the RNA copy, known as messenger RNA from the DNA, is known as transcription.…
Q: Where is ribonuclease found?
A: Enzymes are the proteinaceus substances which are capable of catalysing chemical reactions of…
Q: What is catabolite repression? How does it allow a bacterial cell to use glucose in preference to…
A: Microorganisms with catabolite repression can easily adapt to a chosen (rapidly metabolizable)…
Q: What controls transcription in prokaryotes?
A: The regulation of gene expression in prokaryotic cells occurs at the level of transcription. There…
Q: What are histone demethylases.?
A: The genetic material of the cell lies inside the nucleus in the form of DNA. DNA is a long double…
Q: What is the role of endonuclease enzyme ?
A: Several enzymes are involved in all the biochemical reactions happening in the body. These enzymes…
Q: What are histone acetyl transferases (HATs)?
A: Histones are proteins that are associated with DNA inside the nucleus of eukaryotic organisms. The…
Q: What is endonuclease enzyme ?
A: An enzyme is the substance, biological catalyst in living organism which accelerate chemical…
Q: What is the effect of operator mutants?
A: Step 1 Genetic material has a number of functional units called operons, like- lac operon, trp…
Q: How is inosine monophosphate converted to AMP and GMP?
A: Inosine monophosphate (IMP) is a nucleotide and an important derivative of inosinic acid include the…
Q: What is the effect of lacI- mutations?
A: The lactose operon or lac operon is an inducible operon system under dual – positive and negative…
Q: hy do housekeeping genes have to be hypomethylated and hyperactylated?
A: DNA methylation is a process of adding a methyl group to the cytosine at the C5 position to give…
Q: What steps in the elongation cycle of protein synthesis require GTP hydrolysis? What role does it…
A: The translation is a process where mRNA was translated into a polypeptide chain or protein, where…
Q: Do prokaryotes have transposable elements?
A: The prokaryotes are characterized by the absence of a well-defined nucleus and membrane-bound cell…
Q: How is ATCase regulated to generate precisely the amount of pyrimidines needed by the cell?
A: Aspartate transcarbamoylase (ATCase) catalyzes the first step of pyrimidine synthesis. It converts…
Q: What is the result of superantigens?
A: Antigens (Ag) are toxins or pathogens. The immune system produces antibodies (Ab) against them as an…
Q: What are the major prokaryotic translation control mechanisms?
A: The process of translation can be defined as a mechanism by which proteins are produced with amino…
Q: What is conversion of ribonucleotides to deoxyribonucleotides?
A: Introduction: A nucleoside and a phosphate make up nucleotides, which are organic molecules. They…
Q: What is the role of transfer RNA in protein synthesis?
A: Ans: Protein synthesis: It is the process in which amino acids are bonded together by peptide bonds…
Q: Where does the energy of such reaction catalyzed by an RNA polymerase come from?
A: RNA polymerase catalyze the DNA dependent RNA synthesis. It catalyzes the process of transcription.
Q: What are endoribonucleases ?
A: Introduction: endoribonucleases work primarily in RNA processing and turnover.
Q: What are histone acetyltransferase (HAT) enzymes ?
A: Catalysts help to speed up chemical reactions. Substrates are the molecules on which enzymes can…
Q: what state will the prokaryotic repressor protein take in the place of lactose
A: Lac operon is the segment of DNA which contains regulatory gene, structural gene, promoter and…
Q: What is known as catabolite repression ?
A: Certain terms are fundamental concepts and terms used in biology, which is the study of life and…
Q: What are the applications of esterase enzymes?
A: Esterases Esterase enzymes hydrolyze esters into acid and alcohol. Come under the class of enzyme…
Q: What are the function of inducer?
A: The inducer is a molecule that regulates gene expression.
Q: Define about ubiquitin ligases ?
A: Enzymes have a role in catalysing the many metabolising activities in the human body. Enzymes are…
Q: Why do E. coli cells with a defective lacZ gene fail to show galactoside permease activity after the…
A: Galactoside permease also known as Beta-galactoside permease is a protein which is encoded by lacY…
Q: How Adenine is converted to hypoxanthine ?
A: Adenine is a purine base present in both DNA and RNA.
Q: What are trans-acting factors ?
A: Answer:Introduction:Cis-acting factors is also called as cis-regulatory factors means reacting by…
Q: What are transcription in prokaryotes?
A: Prokaryotes have a naked genome present in the cytoplasm.
Q: What is the role of ATP(CTP): tRNA nucleotidyletransferase?
A: Introduction: A polymerase is an enzyme that creates lengthy polymer or nucleic acid chains. DNA…
Q: What are the function of methylated guanosine cap?
A: The methylated Guanosine (5′ m7G) cap is associated in evolutionarily preserved modification of…
Q: What role does ubiquitin play in the degradation of proteins?
A: Proteins are macromolecules that exhibit varied functions in the cells. All enzymes are proteins and…
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- What will happen if the parts of ubiquitin-conjugating enzymes' parts change specifically the ( beta, sheet, and turns), will the change affect the function of ubiquitin-conjugating enzyme?How does lactose lead to the production of active b-galactosidase enzyme?Why do E. coli cells with a defective lacZ gene fail to show galactoside permease activity after the addition of lactose in the absence of glucose?