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TLS Online TPP Program

#Question id: 11744

Large pores in cell walls are the prominent feature of sieve elements, the sieve area pores range in diameter from

#XL - R Botany
  1. more than 1 µm
  2. less than 1 µm to approx 15 µm
  3. 0.5 µm to 7 µm
  4. 0.2 µm to approx 0.6 µm
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TLS Online TPP Program

#Question id: 191

#XL - T Zoology

The role of zinc in the mechanisms of carbonic anhydrase is to
TLS Online TPP Program

#Question id: 10234

#XL - T Zoology

You observed the two species of barnacles, species 1 and species 2, occupy upper and lower strata of intertidal rocks, respectively. Only when species 1 was removed by you from the upper strata, species 2 could occupy both the upper and lower strata. From the choice given below what would be your inference from these observations.
TLS Online TPP Program

#Question id: 2324

#XL - T Zoology

Bacterial DNA is located in:
TLS Online TPP Program

#Question id: 11373

#XL - S Microbiology

Which of the following obtain energy by oxidizing inorganic substances; energy that is used, in part, to fix CO2?
TLS Online TPP Program

#Question id: 18377

#XL - S Microbiology

Why xenobiotic compounds are considered ad recalciterants?