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TLS Online TPP Program

#Question id: 4132

In E. coli, aminoacyl-tRNA synthetases:

#Part-A Aptitude & General Biotechnology

  1. activate amino acids in 12 steps

  2. are amino acid–specific; there is at least one enzyme specific for each amino acid.

  3. fall into two classes, each of which attaches amino acids to different ends of the tRNA.

  4. have no proofreading activities.

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TLS Online TPP Program

#Question id: 3023

#Part-A Aptitude & General Biotechnology

During which phase of the bacterial growth curve does a bacterial population become much more resistant to harmful conditions?
TLS Online TPP Program

#Question id: 3023

#Part-B Specialized Branches in Biotechnology

During which phase of the bacterial growth curve does a bacterial population become much more resistant to harmful conditions?
TLS Online TPP Program

#Question id: 3023

#Part-B Specialized Branches in Biotechnology

During which phase of the bacterial growth curve does a bacterial population become much more resistant to harmful conditions?
TLS Online TPP Program

#Question id: 3024

#Part-A Aptitude & General Biotechnology

In a rapidly multiplying bacterial population, cell numbers increase
TLS Online TPP Program

#Question id: 3024

#Part-B Specialized Branches in Biotechnology

In a rapidly multiplying bacterial population, cell numbers increase
TLS Online TPP Program

#Question id: 3025

#Part-A Aptitude & General Biotechnology

Penicillin is an antibiotic that inhibits enzymes from catalyzing the synthesis of peptidoglycan, so which prokaryotes should be most vulnerable to inhibition by penicillin?