Explain what is the primary structure of a protein? What is the importance of the primary structure?
564Explain what is the name of the dna duplication process? What is the main enzyme that participates in it?
570Explain which branch of science deals with the transformation of chemical energy into electrical energy and vice versa?
543Explain what are similarities and differences between the transcription process and the replication processes?
686What is the rule for the pairing of nitrogen-containing bases in the dna molecule and in the rna?
572Post New Bio Chemistry Questions
To what organic group do pentoses belong?
How are coupled reactions used in biochemistry?
In sickle cell anemia, a hereditary disease, there is substitution of one amino acid by other in one of the four-polypeptide chains of hemoglobin. In this case, are all of the structural levels of the protein modified?
Give the type of functional group, general formula, and the suffix for methanoic acid (or) formic acid.
Why are free cysteines treated with iodoacetate prior to protein sequencing?
What is the quaternary structure of a protein? Do all proteins have quaternary structure?
What amount of catalyst is consumed in the reaction it catalyzes?
What is activation energy?
Which organ and subcellular site are most important for fatty acid biosynthesis?
What is polymerase chain reaction used for?
Aldehydes (ch3cho) and vinyl alcohol (ch2=choh) are?
Calculate the molar extinction coefficient of a solution containing 5 *10-4 g litre-1 of a biomolecule, molecular weight 275 g mol-1, and absorbance 0.75 in a 1.2 cm cuvette.
Explain which type of chemical bond maintains the pairing of each chain in the dna molecule?
Is there difference between the initial and the final energy levels in catalyzed and non-catalyzed reactions?
The nucleophile in the first stage of the serine protease mechanism is a) H2O b) the carboxyl of Asp 102 c) the hydroxyl of Ser 195 d) the imidazole of His 57
