A purified hydrolytic enzyme (Mr 150 000) is available with the description: Gives a Vmax of 3 200 units/mg protein under optimal conditions. How many micromoles of substrate can be hydrolysed by 1 mg of protein in 1 minute  

TLS Online TPP Program

#Question id: 4131

#Section 3: Genetics, Cellular and Molecular Biology

Aminoacyl-tRNA synthetases (amino acid activating enzymes):

TLS Online TPP Program

#Question id: 4132

#Section 3: Genetics, Cellular and Molecular Biology

In E. coli, aminoacyl-tRNA synthetases:

TLS Online TPP Program

#Question id: 4133

#Section 3: Genetics, Cellular and Molecular Biology

Which of the following statements about aminoacyl-tRNA synthetases is false?

TLS Online TPP Program

#Question id: 4134

#Section 3: Genetics, Cellular and Molecular Biology

The enzyme that attaches an amino acid to a tRNA (aminoacyl-tRNA synthetase):

TLS Online TPP Program

#Question id: 4135

#Section 3: Genetics, Cellular and Molecular Biology

In the “activation” of an amino acid for protein synthesis:

TLS Online TPP Program

#Question id: 4136

#Section 3: Genetics, Cellular and Molecular Biology

Which of the following is(are) true for protein synthesis in eukaryotes?