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TLS Online TPP Program

#Question id: 4347

According to the lac operon model proposed by Jacob and Monod, what is predicted to occur if the operator is removed from the operon?

#Section 3: Genetics, Cellular and Molecular Biology

  1. The lac operon would be transcribed continuously.

  2. Only lacZ would be transcribed.

  3. Only lacY would be transcribed.

  4. Galactosidase permease would be produced, but would be incapable of transporting lactose.

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TLS Online TPP Program

#Question id: 3032

#Section 2: General Biology

Which of these statements about prokaryotes is correct?
TLS Online TPP Program

#Question id: 3033

#Section 2: General Biology

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

#Question id: 3034

#Section 2: General Biology

Cyanobacteria are
TLS Online TPP Program

#Question id: 3035

#Section 2: General Biology

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

#Question id: 3036

#Section 2: General Biology

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

#Question id: 3037

#Section 2: General Biology

Which of the following is the best definition of generation time in a bacterium?