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TLS Online TPP Program

#Question id: 5251

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

#Part-A Aptitude & General Biotechnology

  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: 3523

#Part-B Specialized Branches in Biotechnology

If the number of heterozygous pairs involved in a particular cross is three, the phenotype ratio obtained in their F2 generation will be-
TLS Online TPP Program

#Question id: 11291

#Part-A Aptitude & General Biotechnology

A small lake has three trophic levels- phytoplankton (autotrophs), Zooplankton (herbivore) and planktivorous fish (primary carnivore). In this lake, addition of nutrients is allowed to study the 'bottom up' effects". What is the expected biomass of phytoplankton and zooplankton tropic levels?
TLS Online TPP Program

#Question id: 674

#Part-A Aptitude & General Biotechnology

Proline is not often found in a-helices of proteins because it
TLS Online TPP Program

#Question id: 12711

#Part-B Specialized Branches in Biotechnology

Various sensors monitor ROS levels in cells; an increase in ROS activates a signal transduction network. ROS scavenging is carried out by antioxidant molecules ____X_________and by antioxidant enzymes such as____Z_________
TLS Online TPP Program

#Question id: 11445

#Part-B Specialized Branches in Biotechnology

When the mammalian brain compares the actual temperature of the body to the preferred temperature of the body, which general component is being used?