TLS Online TPP Program
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TLS Online TPP Program
#Question id: 20626
#Unit 11. Bioinformatics
Match the items in Group I with Group II with reference to a database search for identifying homologs of human hemoglobin.
| Group I | Group II |
| (P) Sensitivity | (1) Measure of how many correct hits are found |
| (Q) 100% Sensitivity | (2) Measure of how many hits found are correct |
| (R) Specificity | (3) Measure indicating that all correct hits are found |
| (S) 100% Specificity | (4) Measure indicating that all hits found are correct |
TLS Online TPP Program
#Question id: 20628
#Unit 11. Bioinformatics
Genes or proteins that display the same activity, but have different origins and are the product of convergent evolution, are called:
TLS Online TPP Program
#Question id: 20629
#Unit 11. Bioinformatics
Match the type of BLAST programs given in Group I to the particular type of sequence search task described in Group II
| Group I | Group II |
| 1. tblastn | P. A nucleotide sequence is to be used as a query to search for similar proteins against a nucleotide database |
| 2. tblastx | Q. A nucleotide sequence is to be used as a query to search against a protein database |
| 3. blastx | |
| 4. blastn |
TLS Online TPP Program
#Question id: 20630
#Unit 11. Bioinformatics
In a multiple sequence alignment of homologous protein sequences, a region of multiple insertions and deletions indicates the presence of:
TLS Online TPP Program
#Question id: 20633
#Unit 11. Bioinformatics
A novel protein from a deep sea archaebacterium was identified and sequenced. The sequence is expected to be widely divergent from known sequences. Which scoring
matrix will produce the most appropriate alignment in a search for homologs in the NCBI database?
TLS Online TPP Program
#Question id: 20636
#Unit 11. Bioinformatics
Which one of the following is NOT an assumption of an evolutionary model of the PAM matrix?