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TLS Online TPP Program

#Question id: 34533

Which of the following statements differentiate positive and negative chemotaxis?

#XL - S Microbiology
  1. In positive chemotaxis, CheY remains phosphorylated for longer durations
  2. In negative chemotaxis, the bacterium increases tumbling to change direction
  3. Attractants suppress CheA activity, while repellents activate it
  4. Only positive chemotaxis involves methylation of MCPs
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TLS Online TPP Program

#Question id: 4190

#XL - T Zoology

Which statement is false about polysomes?
TLS Online TPP Program

#Question id: 4191

#XL - T Zoology

How many GTP are hydrolyzed for every aminoacyl-tRNA that is successfully inserted into the A site of the ribosome?
TLS Online TPP Program

#Question id: 4192

#XL - T Zoology

At the end of the initiation step, the ribosome has a vacant
TLS Online TPP Program

#Question id: 4193

#XL - T Zoology

Chain elongation consists of three steps: (1) positioning the correct aminoacyl-tRNA to the A site, (2) forming the peptide bond and (3) __.
TLS Online TPP Program

#Question id: 4194

#XL - T Zoology

After the action of peptidyl transferase, the peptidyl-tRNA is located at the
TLS Online TPP Program

#Question id: 4195

#XL - T Zoology

Unlike bacterial mRNA, eukaryotic mRNA must undergo __ before it may be used for translation.