Practice Questions

TLS Online TPP Program

#Question id: 19137

Which of the following statement is correct about PAM.

#Section 7: Recombinant DNA technology and Other Tools in Biotechnology

The PAM matrices were subsequently derived based on the evolutionary divergence between sequences of the same cluster
In PAM matrix, protein sequences were clustered based on phylogenetic reconstruction using maximum parsimony.
PAM stands for “point altered mutation”
PAM250 matrix is normally used for closely related sequences.

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TLS Online TPP Program

#Question id: 1905

#Section 2: General Biology

What is the approximate 1-year survival rate for cadaver kidneys grafted into individuals with no DR mismatches?

TLS Online TPP Program

#Question id: 1907

#Section 2: General Biology

Which of the following statements is TRUE of HLA-G?

TLS Online TPP Program

#Question id: 1908

#Section 2: General Biology

The very rapid response to a second allogeneic graft is:

TLS Online TPP Program

#Question id: 1909

#Section 2: General Biology

Concerning MHC class II antigen differences between two individuals, which of the following is NOT TRUE?

TLS Online TPP Program

#Question id: 1910

#Section 2: General Biology

Hyperacute graft rejection is caused by:

TLS Online TPP Program

#Question id: 1911

#Section 2: General Biology

Which of the following does NOT minimize allogeneic graft rejection?