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TLS Online TPP Program

#Question id: 5251

What do transduction, transformation, and conjugation have in common?

#SCPH06 I Botany

  1. All require presence of an outside factor to facilitate gene transfer.

  2. In all three processes, DNA is transferred as a single stranded molecule.

  3. They all transfer large pieces of DNA into recipient cells.

  4. none of the above.

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TLS Online TPP Program

#Question id: 12575

#SCPH06 I Botany

All of the following are adaptations that permit the camel to be active by day in the desert EXCEPT 
TLS Online TPP Program

#Question id: 3687

#SCPH28 | Zoology

As the two strands of the double helix are separated, the positive supercoiling interferes with the further unwinding of DNA. Which of the following enzyme makes a break in a strand of DNA to release the supercoiling and facilitate the replication to occur?
TLS Online TPP Program

#Question id: 6954

#I Life Science/ Life Sciences Group – I-V

Between fertilization and the first cleavage division, actin filaments pull the cytoplasm of the frog egg toward the point of sperm entry in a process called:
TLS Online TPP Program

#Question id: 5239

#SCPH28 | Zoology

Which of the following statements is not true for Hfr strains of E. coli ?
TLS Online TPP Program

#Question id: 15713

#SCPH01 Biochemistry

A relatively ______ concentration of auxin favours cell proliferation and root differentiation while _______levels of cytokinin promote bud differentiation.