Genetic Code and Regulation Which of the following techniques was carried out by Nirenberg and Matthaei in 1961 to determine the first codon? In vitro synthesis of a polypeptide using UUUUU Mixed co-polymer mRNA synthesis None of these Labeled peptide binding to a ribosome In vitro synthesis of a polypeptide using UUUUU Mixed co-polymer mRNA synthesis None of these Labeled peptide binding to a ribosome ANSWER DOWNLOAD EXAMIANS APP
Genetic Code and Regulation Bacterial protein called catabolic activator protein (CAP) is an example of positive control of gene expression second type of positive control of gene expression None of these negative control of gene expression positive control of gene expression second type of positive control of gene expression None of these negative control of gene expression ANSWER DOWNLOAD EXAMIANS APP
Genetic Code and Regulation How many different codons are possible? 3 20 An infinite number 64 3 20 An infinite number 64 ANSWER DOWNLOAD EXAMIANS APP
Genetic Code and Regulation The genetic code is kingdom-specific universal except for rare exceptions in mitochondria and some protozoa species-specific universal kingdom-specific universal except for rare exceptions in mitochondria and some protozoa species-specific universal 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? 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 RNA can both code genetic information and act as a catalyst DNA and enzymes are only present in the most advanced cells ANSWER DOWNLOAD EXAMIANS APP
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