Genetic Code and Regulation How many amino acids will be encoded by 5' GAU GGU UGA UGU 3' sequence? Four Two Three One Four Two Three One ANSWER DOWNLOAD EXAMIANS APP
Genetic Code and Regulation The genetic code is universal species-specific universal except for rare exceptions in mitochondria and some protozoa kingdom-specific universal species-specific universal except for rare exceptions in mitochondria and some protozoa kingdom-specific 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? 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 All of these 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
Genetic Code and Regulation In protein synthesis in prokaryotes None of these the initiating amino acid is phenyl alanine the initiating amino acid is methionine the initiating amino acid is N- formyl methionine None of these the initiating amino acid is phenyl alanine the initiating amino acid is methionine the initiating amino acid is N- formyl methionine 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 Labeled peptide binding to a ribosome In vitro synthesis of a polypeptide using UUUUU None of these Mixed co-polymer mRNA synthesis Labeled peptide binding to a ribosome In vitro synthesis of a polypeptide using UUUUU None of these ANSWER DOWNLOAD EXAMIANS APP
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