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TLS Online TPP Program

#Question id: 788

Which of the following is true about Z-DNA helix?

#XL - T Zoology

  1. It has alternating GC sequences

  2. It is a permanent conformation of DNA

  3. It tends to be found at the 3’ end of the genes

  4. It has fewer base pairs per turn than B-DNA

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TLS Online TPP Program

#Question id: 5740

#XL - R Botany

Pollen from one species germinates on the stigma of another related species and sexually fertilizes the ovule. Most of the resulting plants are sterile but some of the resulting offspring undergo chromosome duplication resulting fertile plants. The fertile offspring are known as
TLS Online TPP Program

#Question id: 11330

#XL - R Botany

Bio geographers have noted that the tropics have more terrestrial species than temperate regions. Which of the following is NOT a plausible explanation for this pattern?
TLS Online TPP Program

#Question id: 6942

#XL - T Zoology

How long does embryonic development (before 1st instar larva hatches) take in this organism?
TLS Online TPP Program

#Question id: 4592

#XL - S Microbiology

Which of the following statements describe the effect of evolution on a population?
TLS Online TPP Program

#Question id: 823

#XL - Q Biochemistry

chaotropic agents such as guanidinium ion and urea, the efficiency of the chaotropic agent is measured in terms of-