Translation and Regulation Which of the following modified amino acid is used at the starting of most prokaryotic proteins? N-formylalanine N-formylserine N-formylmethionine N-formylleucine N-formylalanine N-formylserine N-formylmethionine N-formylleucine ANSWER DOWNLOAD EXAMIANS APP
Translation and Regulation What is the maximum number of different amino acids in a polypeptide chain coded by the synthetic polyribonucleotides (UCAG)5? Two Four One Three Two Four One Three ANSWER DOWNLOAD EXAMIANS APP
Translation and Regulation The role of molecular chaperones is to aid a newly synthesized polypeptide in folding to its proper shape degrade newly synthesized polypeptides that contain inaccurate sequences facilitate binding of RNA polymerase to DNA facilitate binding of ribosomes to mRNA aid a newly synthesized polypeptide in folding to its proper shape degrade newly synthesized polypeptides that contain inaccurate sequences facilitate binding of RNA polymerase to DNA facilitate binding of ribosomes to mRNA ANSWER DOWNLOAD EXAMIANS APP
Translation and Regulation Which of the following molecule catalyzes the transpeptidation reaction? RNA polymerase Peptidyl transferase DNA ligase DNA polymerase RNA polymerase Peptidyl transferase DNA ligase DNA polymerase ANSWER DOWNLOAD EXAMIANS APP
Translation and Regulation Negative regulation of protein synthesis is accomplished by the binding of RNA polymerase to the promoter allosteric inhibition the binding of a repressor to the RNA polymerase the binding of a repressor to the DNA the binding of RNA polymerase to the promoter allosteric inhibition the binding of a repressor to the RNA polymerase the binding of a repressor to the DNA ANSWER DOWNLOAD EXAMIANS APP
Translation and Regulation What is the direct cause of cell death by diphtheria toxin? Formation of an ion channel in the cell membrane None of these Inactivation of a translational elongation factor Induction of apoptosis Formation of an ion channel in the cell membrane None of these Inactivation of a translational elongation factor Induction of apoptosis ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS