Genetic Code and Regulation Bacterial protein called catabolic activator protein (CAP) is an example of second type of positive control of gene expression positive control of gene expression negative control of gene expression None of these second type of positive control of gene expression positive control of gene expression negative control of gene expression None of these ANSWER DOWNLOAD EXAMIANS APP
Genetic Code and Regulation The genetic code is kingdom-specific universal except for rare exceptions in mitochondria and some protozoa universal species-specific kingdom-specific universal except for rare exceptions in mitochondria and some protozoa universal species-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 Advanced cells lack RNA All of these DNA and enzymes are only present in the most advanced cells RNA can both code genetic information and act as a catalyst Advanced cells lack RNA All of these DNA and enzymes are only present in the most advanced cells 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? Density gradient centrifugation Gel electrophoresis Frameshift mutagenesis Restriction digests of the rII gene Density gradient centrifugation Gel electrophoresis Frameshift mutagenesis Restriction digests of the rII gene ANSWER DOWNLOAD EXAMIANS APP
Genetic Code and Regulation How many amino acids will be encoded by 5' GAU GGU UGA UGU 3' sequence? Four One Three Two Four One Three Two ANSWER DOWNLOAD EXAMIANS APP
Genetic Code and Regulation In prokaryotes, AUG encodes methionine a stop codon alanine N-formyl methionine methionine a stop codon alanine N-formyl methionine ANSWER DOWNLOAD EXAMIANS APP
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