Genetic Code and Regulation Codon that specify the amino acids often differs in the second base none of these first base third base second base none of these first base third base ANSWER DOWNLOAD EXAMIANS APP
Genetic Code and Regulation Which of the following techniques was carried out by Nirenberg and Matthaei in 1961 to determine the first codon? Mixed co-polymer mRNA synthesis In vitro synthesis of a polypeptide using UUUUU None of these Labeled peptide binding to a ribosome Mixed co-polymer mRNA synthesis In vitro synthesis of a polypeptide using UUUUU None of these Labeled peptide binding to a ribosome ANSWER DOWNLOAD EXAMIANS APP
Genetic Code and Regulation In prokaryotes, AUG encodes alanine methionine N-formyl methionine a stop codon alanine methionine N-formyl methionine a stop codon ANSWER DOWNLOAD EXAMIANS APP
Genetic Code and Regulation AUG codes for methionine act as a propagation code termination code elongation code initiation code propagation code termination code elongation code initiation code ANSWER DOWNLOAD EXAMIANS APP
Genetic Code and Regulation Which of the following has been used as an evidence that primitive life forms lacked both DNA and enzymes? All of these RNA can both code genetic information and act as a catalyst DNA and enzymes are only present in the most advanced cells Advanced cells lack RNA All of these RNA can both code genetic information and act as a catalyst DNA and enzymes are only present in the most advanced cells Advanced cells lack RNA ANSWER DOWNLOAD EXAMIANS APP
Genetic Code and Regulation Crick demonstrated that the genetic code involved three bases and suggested that the code was degenerated. What experimental technique Crick conducted to suggest genetic code degeneration? Gel electrophoresis Restriction digests of the rII gene Density gradient centrifugation Frameshift mutagenesis Gel electrophoresis Restriction digests of the rII gene Density gradient centrifugation Frameshift mutagenesis ANSWER DOWNLOAD EXAMIANS APP