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TLS Online TPP Program

#Question id: 2008

An immune response to a tissue graft will differ from an immune response to a bacterium because

#Section 2: General Biology

  1. MHC molecules of the donor may stimulate rejection of the graft tissue.

  2. the tissue graft, unlike the bacterium, is isolated from the circulation and will not enter into an immune response.

  3. a response to the graft will involve T cells and a response to the bacterium will not.

  4. a bacterium cannot escape the immune system by replicating inside normal body cells.

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TLS Online TPP Program

#Question id: 14502

#Section 1: Engineering Mathematics

The chances of a person being alive who is now 35 years old, till he is 75 are 8 : 6 and of another person being alive now 40 years old till he is 80 are 4 : 5. The probability that at least one of these persons would die before completing 40 years hence is
TLS Online TPP Program

#Question id: 3342

#Section 3: Genetics, Cellular and Molecular Biology

Neutral alleles are those that do not alter fitness and average reproductive success does not differ between individuals that carry one neutral allele or the other. The frequencies of these neutral alleles may change in a population by
TLS Online TPP Program

#Question id: 3530

#Section 3: Genetics, Cellular and Molecular Biology

Mendel’s law of segregation, as applied to the behavior of chromosomes in meiosis, means that:
TLS Online TPP Program

#Question id: 1675

#Section 2: General Biology

Somatic hypermutation of V genes:
TLS Online TPP Program

#Question id: 16780

#Section 1: Engineering Mathematics

Find the Median of the following grouped data.