31.
For prediction of three-dimensional structure of protein
P. Homology mode tries many possible alignments.
Q. Threading first identifies homologues.
R. Threading evaluates many rough models.
S. Homology modeling optimizes one model.

32.
Carl Woese used the gene sequence of which one of the following for phylogenetic taxonomy of prokaryotes?

36.
The amino acid substitution matrices in decreasing order of stringency for comparing protein sequences are

39.
Match the entries in the Group I with the entries in Group II.
Group I Group II
P. Threading 1. Gene duplication
Q. FASTA 2. Fold prediction
R. Profile 3. HMM
S. Paralogs 4. k-tuple

40.
Determine the correctness or otherwise of the following Assertion (A) and Reason (R).
Assertion: UPGMA method produces ultrametric tree.
Reason: Sequence alignment is converted into evolutionary distances in UPGMA method.