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TLS Online TPP Program

#Question id: 2022

Which one of the following is not true for class 1 MHC protein?

#Section 2: General Biology

  1. Class-I MHC gene encodes glycoprotein molecule which expressed on the surface of all nucleated cells and platelets. 

  2. MHC-I molecule contains a 45KDa α-chain associated non-covalentely with a 12KDa β2 microglobulin molecule. 

  3. Association of α-chain and β2 microglobulin is required for expression of class-I MHC molecule on cell membrane.

  4. Major function of MHC-I is to bind peptide antigen and present to CD4 T cells.

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TLS Online TPP Program

#Question id: 27593

#Section 5: Bioprocess Engineering and Process Biotechnology

The specific gravity of ethanol is 〖𝟎.𝟕𝟖𝟗〗_"4°C " ^"20°C"  . What is its density at 20°C in kg m-
TLS Online TPP Program

#Question id: 3690

#Section 3: Genetics, Cellular and Molecular Biology

The DNA polymerase is a template-directed enzyme that synthesizes new complementary strand from a parent strand but it requires the existing short nucleotide sequence for its elongation. Which of the following enzyme is required for the synthesis of this primer?
TLS Online TPP Program

#Question id: 16001

#Section 6: Plant, Animal and Microbial Biotechnology

Disaggregating of cells can be achieved by
TLS Online TPP Program

#Question id: 1845

#Section 2: General Biology

BCG is used to protect against:
TLS Online TPP Program

#Question id: 14586

#Section 2: General Biology

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