TLS Online TPP Program

#Question id: 366


What is the pH of a solution with a hydroxyl ion (OH-) concentration of 10-10 M?

#SCPH05 I Biotechnology
  1. pH 2

  2. pH 4

  3. pH 10

  4. pH 12

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TLS Online TPP Program

#Question id: 2636

#SCPH01 Biochemistry

Which of the following events occur when E. coli is starved for tryptophan?

I.  The ribosome translates leader peptide completely

II. Transcription reads through attenuator into trp EDCBA

III. Tryptophanyl tRNA is not formed

IV. A stem loop structure involving regions 3 and 4 is formed at attenuator site

TLS Online TPP Program

#Question id: 2636

#I Life Science/ Life Sciences Group – I-V

Which of the following events occur when E. coli is starved for tryptophan?

I.  The ribosome translates leader peptide completely

II. Transcription reads through attenuator into trp EDCBA

III. Tryptophanyl tRNA is not formed

IV. A stem loop structure involving regions 3 and 4 is formed at attenuator site

TLS Online TPP Program

#Question id: 2636

#SCPH05 I Biotechnology

Which of the following events occur when E. coli is starved for tryptophan?

I.  The ribosome translates leader peptide completely

II. Transcription reads through attenuator into trp EDCBA

III. Tryptophanyl tRNA is not formed

IV. A stem loop structure involving regions 3 and 4 is formed at attenuator site

TLS Online TPP Program

#Question id: 2636

#SCPH28 | Zoology

Which of the following events occur when E. coli is starved for tryptophan?

I.  The ribosome translates leader peptide completely

II. Transcription reads through attenuator into trp EDCBA

III. Tryptophanyl tRNA is not formed

IV. A stem loop structure involving regions 3 and 4 is formed at attenuator site

TLS Online TPP Program

#Question id: 2637

#SCPH01 Biochemistry

Which of these operons is anabolic?

TLS Online TPP Program

#Question id: 2637

#I Life Science/ Life Sciences Group – I-V

Which of these operons is anabolic?