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TLS Online TPP Program

#Question id: 5844

In homologous genetic recombination, RecA protein is involved in:

#Unit 8. Inheritance 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: 15729

#Unit 12. Applied Biology

The Somatic Embryos regenerating from an explants or a callus are termed as
TLS Online TPP Program

#Question id: 15732

#Unit 12. Applied Biology

In the phases of callus growth which phase shows cells expansion increase.
TLS Online TPP Program

#Question id: 15734

#Unit 12. Applied Biology

In seed germination or seed culture process growth regulators are usually not necessary because, of
TLS Online TPP Program

#Question id: 15735

#Unit 12. Applied Biology

How meristem cultures are able to generate pathogen free plants. Choose the most appropriate statement.
TLS Online TPP Program

#Question id: 15736

#Unit 12. Applied Biology

In shoot regeneration which attribute may have an inhibitory effect on it
TLS Online TPP Program

#Question id: 15737

#Unit 12. Applied Biology

The basic event of development in higher organisms is