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TLS Online TPP Program

#Question id: 2673

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

#XL - T Zoology

  1. A corepressor must be present.

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

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

  4. RNA polymerase cannot be present, and the repressor must be inactive.

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TLS Online TPP Program

#Question id: 2321

#XL - T Zoology

The endosymbiont theory proposes that chloroplasts and mitochondria evolved from ________ and were engulfed by larger ________.
TLS Online TPP Program

#Question id: 2322

#XL - T Zoology

The gelatinous fluid inside the nucleus is called
TLS Online TPP Program

#Question id: 2323

#XL - T Zoology

Prior to replication the DNA in the nucleus is in the form of a tangled mass called
TLS Online TPP Program

#Question id: 2324

#XL - T Zoology

Bacterial DNA is located in:
TLS Online TPP Program

#Question id: 2325

#XL - T Zoology

Which of the following is found in BOTH prokaryotic and eukaryotic cells?
TLS Online TPP Program

#Question id: 2326

#XL - T Zoology

The movement of chromosomes during mitosis is due to the: