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