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TLS Online TPP Program

#Question id: 2618

The three genes (lacZ, lacY, and lacA) are transcribed as a single mRNA from the promoter, these genes are expressed at high levels only when

#Unit 2. Cellular Organization

  1. Lactose is available

  2. Glucose, the preferred energy source is available

  3. Three regulatory proteins are involved.

  4. The Lac repressor is encoded by the lacI gene, which is located near the CAP Site.

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TLS Online TPP Program

#Question id: 24632

#Unit 2. Cellular Organization

How the rate of reassociation/renaturation is related to Sequence/Genome complexity
TLS Online TPP Program

#Question id: 24633

#Unit 2. Cellular Organization

Which of the type of reactions performed in Inserting DNA into a phage head
TLS Online TPP Program

#Question id: 24634

#Unit 2. Cellular Organization

Chromosomal packaging in bacteria maintained by
TLS Online TPP Program

#Question id: 24635

#Unit 2. Cellular Organization

In E.coli topoisomerases I and III is responsible for
TLS Online TPP Program

#Question id: 24636

#Unit 2. Cellular Organization

The degree of supercoiling of bacterial DNA is maintained by regulation of the net activity of topoisomerases,
TLS Online TPP Program

#Question id: 24637

#Unit 2. Cellular Organization

Which of the following topoisomerases can relax both positive and negative supercoils in eukaryotes