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TLS Online TPP Program

#Question id: 4345

For a repressible operon to be transcribed, which of the following conditions must occur?

#SCPH28 | Zoology

  1. A corepressor must be present.

  2. RNA polymerase and the active repressor must be present.

  3. RNA polymerase must bind to the promoter, and the repressor must be inactive.

  4. RNA polymerase must not occupy the promoter, and the repressor must be inactive.

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TLS Online TPP Program

#Question id: 2949

#SCPH05 I Biotechnology

A culture of cells is given 3H-thymidine for 30 minutes; then a sample of the cells is fixed and examined by autoradiography. It is found that:
TLS Online TPP Program

#Question id: 23253

#SCPH01 Biochemistry

FISH is an in vitro assay that uses fluorescent reporter attached to a _______ that hybridizes to chromosomes.
TLS Online TPP Program

#Question id: 931

#SCPH01 Biochemistry

The major site of formation of acetoacetate from fatty acids is the:
TLS Online TPP Program

#Question id: 12565

#SCPH06 I Botany

If we say a species is endemic to a certain area, we mean that
TLS Online TPP Program

#Question id: 3714

#SCPH28 | Zoology

Which DNA polymerase is most responsible for chain elongation in E. coli?