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TLS Online TPP Program

#Question id: 2051

In a thymectomized animal, which of the following is irradiated and reconstituted with bone marrow cells?

#XL - S Microbiology

  1. The T-lymphocyte population is not restored

  2. The B-lymphocyte population is not restored

  3. All lymphocyte populations are restored

  4. None of the lymphocyte populations are restored

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TLS Online TPP Program

#Question id: 15711

#XL - S Microbiology

For the regeneration of a whole plant from a cell or callus tissue, there should be differentiation leading to shoot bud or embryo formation. This may occur through 
TLS Online TPP Program

#Question id: 1757

#XL - Q Biochemistry

What is the first event following the production of CH germline transcripts by immunoglobulin genes?
TLS Online TPP Program

#Question id: 10244

#XL - T Zoology

Ecological niche modelling is used to predict the distributions of species. As a general rule, which of the following statements is true?
TLS Online TPP Program

#Question id: 18074

#XL - S Microbiology

Affinity chromatography on oligo(dT)-cellulose columns, is used for eukaryotic mRNA extraction, instead of using oligo(dT)-cellulose we can also use
TLS Online TPP Program

#Question id: 3744

#XL - Q Biochemistry

Deaminated bases must be removed from DNA because