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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?

#SCPH06 I Botany

  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: 14514

#SCPH01 Biochemistry

A bag contains 7 red, 5 blue, 4 white and 4 black balls. Then the probability that a ball drawn at random is red or white is
TLS Online TPP Program

#Question id: 2259

#SCPH01 Biochemistry

Which of the following is not a characteristic of prokaryotes?
TLS Online TPP Program

#Question id: 4141

#SCPH01 Biochemistry

Bacterial ribosomes:
TLS Online TPP Program

#Question id: 19346

#SCPH28 | Zoology

Which one of the following measures changes in heat?
TLS Online TPP Program

#Question id: 1755

#SCPH05 I Biotechnology

Prior to class switching, B-cells express: