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 In protein synthesis in prokaryotes the initiating amino acid is phenyl alanine None of these the initiating amino acid is methionine the initiating amino acid is N- formyl methionine the initiating amino acid is phenyl alanine None of these the initiating amino acid is methionine the initiating amino acid is N- formyl methionine ANSWER DOWNLOAD EXAMIANS APP
Genetic Code and Regulation The genetic code is 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 universal species-specific ANSWER DOWNLOAD EXAMIANS APP
Genetic Code and Regulation How many different codons are possible? 64 20 An infinite number 3 64 20 An infinite number 3 ANSWER DOWNLOAD EXAMIANS APP
Genetic Code and Regulation Bacterial protein called catabolic activator protein (CAP) is an example of 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 positive control of gene expression ANSWER DOWNLOAD EXAMIANS APP
Genetic Code and Regulation How many amino acids will be encoded by 5' GAU GGU UGA UGU 3' sequence? One Two Four Three One Two Four Three ANSWER DOWNLOAD EXAMIANS APP