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TLS Online TPP Program

#Question id: 4322

If a particular operon encodes enzymes for making an essential amino acid and is regulated like the trp operon, then

#Unit 3. Fundamental Processes

  1. the amino acid inactivates the repressor.

  2. the repressor is active in the absence of the amino acid.

  3. the amino acid acts as a corepressor.

  4. the amino acid turns on transcription of the operon.

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TLS Online TPP Program

#Question id: 3030

#Unit 2. Cellular Organization

Which of the following features of prokaryotic biology involves metabolic cooperation among cells?
TLS Online TPP Program

#Question id: 3031

#Unit 2. Cellular Organization

In the growth equation: n = 3.3 (log10 N – log10 No), n stands for
TLS Online TPP Program

#Question id: 3033

#Unit 2. Cellular Organization

Which phase shows the reproduction rate equal to the equivalent death rate?
TLS Online TPP Program

#Question id: 3034

#Unit 2. Cellular Organization

Cyanobacteria are
TLS Online TPP Program

#Question id: 3035

#Unit 2. Cellular Organization

The equation used to obtain bacterial population by binary fission is
TLS Online TPP Program

#Question id: 3036

#Unit 2. Cellular Organization

During which phase would penicillin, an antibiotic that inhibits cell-wall synthesis, be most effective?