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TLS Online TPP Program

#Question id: 4134

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

#SCPH28 | Zoology

  1. always recognizes only one specific tRNA.

  2. attaches a specific amino acid to any available tRNA species.

  3. attaches the amino acid at the 5' end of the tRNA.

  4. catalyzes formation of an ester bond.

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TLS Online TPP Program

#Question id: 3897

#SCPH28 | Zoology

Gene silencing by RNA interference acts by of the target gene.
TLS Online TPP Program

#Question id: 3898

#SCPH28 | Zoology

Which one of the following classes is expressed in the unfertilized egg and is involved in directing the spatial organization of the Drosophila embryo early in development?
TLS Online TPP Program

#Question id: 3899

#SCPH28 | Zoology

Which one of the following classes of genes is involved in specifying the localization of organs in the Drosophila embryo?
TLS Online TPP Program

#Question id: 3900

#SCPH28 | Zoology

In the development of the fly Drosophila, homeotic genes:
TLS Online TPP Program

#Question id: 3901

#SCPH28 | Zoology

Francois Jacob and Jacques Monod are responsible for
TLS Online TPP Program

#Question id: 3902

#SCPH28 | Zoology

Which of the following is/are incorrect?