TLS Online TPP Program

#Question id: 5844


In homologous genetic recombination, RecA protein is involved in:

#Section 3: Genetics, Cellular and Molecular Biology
  1. formation of Holliday intermediates and branch migration.

  2. introduction of negative supercoils into the recombination products.

  3. nicking the two duplex DNA molecules to initiate the reaction.

  4. pairing a DNA strand from one duplex DNA molecule with sequences in another duplex, regardless of complementarity.

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TLS Online TPP Program

#Question id: 3666

#Section 3: Genetics, Cellular and Molecular Biology

RNA-directed RNA polymerase, used in replication of some RNA viruses termed as:

TLS Online TPP Program

#Question id: 3667

#Section 3: Genetics, Cellular and Molecular Biology

In an ______________ plasmid, replication occurs in two stages. In the first stage, the double stranded circular plasmid DNA replicates to form another double-stranded circular DNA and a single-stranded circular DNA, In the second stage, the complementary strand is synthesized on the single-stranded DNA to make another double-stranded DNA.

TLS Online TPP Program

#Question id: 3668

#Section 3: Genetics, Cellular and Molecular Biology

In most plasmids, the genes for proteins required for replication are located very close to the ______________ at which their gene are transcribed.

TLS Online TPP Program

#Question id: 3670

#Section 3: Genetics, Cellular and Molecular Biology

The best-known examples of host-encoded site-specific recombination systems used to resolve plasmid dimers are the cer-XerCD site-specific recombination systems used by the

TLS Online TPP Program

#Question id: 3671

#Section 3: Genetics, Cellular and Molecular Biology

_____________ promotes recombination between specific sites on the plasmid if the same site occurs more than once in the molecule, as it would in a dimer or multimer.

TLS Online TPP Program

#Question id: 3672

#Section 3: Genetics, Cellular and Molecular Biology

During initiation of replication