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TLS Online TPP Program

#Question id: 4131

Aminoacyl-tRNA synthetases (amino acid activating enzymes):

#XL - T Zoology

  1. “recognize” specific tRNA molecules and specific amino acids.

  2. in conjunction with another enzyme attach the amino acid to the tRNA.

  3. interact directly with free ribosomes.

  4. occur in multiple forms for each amino acid.

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TLS Online TPP Program

#Question id: 2637

#XL - R Botany

Which of these operons is anabolic?
TLS Online TPP Program

#Question id: 2651

#XL - T Zoology

In the presence of lactose, how long does it take for the lac operon to be expressed?
TLS Online TPP Program

#Question id: 2652

#XL - T Zoology

 Which of these acts as an inducer of the lac operon?
TLS Online TPP Program

#Question id: 2653

#XL - T Zoology

The sequence of the structural genes in the lac operon is
TLS Online TPP Program

#Question id: 2654

#XL - T Zoology

Regulation of the lac operon can be envisioned as regulation of enzyme synthesis by its
TLS Online TPP Program

#Question id: 2654

#XL - R Botany

Regulation of the lac operon can be envisioned as regulation of enzyme synthesis by its