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TLS Online TPP Program

#Question id: 780

Drosha and Pasha:

#Unit 1. Molecules and their Interaction Relevant to Biology

  1. are found in introns of transcribed genes;

  2. participate in mRNA degradation;

  3. cleave individual stem-loops;

  4. convert single-stranded to double-stranded to ssRNA.

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TLS Online TPP Program

#Question id: 26339

#Unit 2. Cellular Organization

According to fourth parity rule proposed by Erwin Chargaff which of the following statement are most appropriate
TLS Online TPP Program

#Question id: 24638

#Unit 2. Cellular Organization

The type I topoisomerase reaction The ends are ligated by a second nucleophilic attack which can be inhibited by
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
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: 24635

#Unit 2. Cellular Organization

In E.coli topoisomerases I and III is responsible for
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