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TLS Online TPP Program

#Question id: 3866

Which of the following statements about E. coli RNA polymerase (core enzyme) is false?

#Part-A Aptitude & General Biotechnology

  1. In the absence of the B subunit, core polymerase has little specificity for where initiation begins.

  2. he core enzyme contains several different subunits.

  3. The core enzyme has no polymerizing activity until the  subunit is bound.

  4. The RNA chain grows in a 5' -> 3' direction.

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TLS Online TPP Program

#Question id: 1759

#Part-A Aptitude & General Biotechnology

What is the major long-term source of a foreign antigen in the body?
TLS Online TPP Program

#Question id: 11289

#Part-B Specialized Branches in Biotechnology

Consumption efficiency (CE) is the proportion of production at one trophic level (Prodn n-1) that is eaten by, or ingested, by the next trophic level (In) but Assimilation efficiency (AE) is the proportion of ingested energy assimilated in to blood stream

Which of the following is incorrect statement?

A) In terrestrial herbivore, AE is greater than CE

B) In aquatic herbivore AE is equal to CE 

C) CE of grass land herbivore is often greater than forest herbivore

D) AE of herbivore is often greater than carnivore
TLS Online TPP Program

#Question id: 10884

#Part-B Specialized Branches in Biotechnology

Herbivore ingests plant material with 1000 k j energy form producer and 300 kJ loss as feces waste; additionally herbivore invests 300 k j energy in respiration. What is production efficiency of that herbivore?
TLS Online TPP Program

#Question id: 441

#Part-A Aptitude & General Biotechnology

ATP is classified as an energy-rich compound because
TLS Online TPP Program

#Question id: 14212

#Part-B Specialized Branches in Biotechnology

Which fig represents Kinetic patterns of non growth associated product formation