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TLS Online TPP Program

#Question id: 1972

Clonal selection implies that

#Section 2: General Biology

  1. brothers and sisters have similar immune responses.

  2. antigens increase mitosis in specific lymphocytes.

  3. only certain cells can produce interferon.

  4. a B cell has multiple types of antigen receptors.

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TLS Online TPP Program

#Question id: 15869

#Section 6: Plant, Animal and Microbial Biotechnology

In a modest laboratory, aseptic handling, maintenance and observation of cultures, these activities can be done in the culture room.  Some facilities are required for the culture room, except?
TLS Online TPP Program

#Question id: 14422

#Section 1: Engineering Mathematics

If for the non-singular matrix A, A^2 = I, then find A^-1
TLS Online TPP Program

#Question id: 1944

#Section 2: General Biology

The antiphospholipid syndrome is associated with:
TLS Online TPP Program

#Question id: 1604

#Section 2: General Biology

Many viruses produce a protein immunoevasin that interferes with antigen presentation by MHC class I molecules. The immunoevasin interfere MHC presentation by
TLS Online TPP Program

#Question id: 27201

#Section 5: Bioprocess Engineering and Process Biotechnology

The rate constant of a radioactive substance is 4 years -1. The value of half-life will be: