In the name of ALLAH, the most beneficient, the most merciful

Bioinformatics I (BIF401)

Question (select most suitable option)

  Your lab partner is using BLAST, and his best E-value is 3. This means that
He's found 3 protein in the database that have the same sequence as his protein
The chance that these similarities arose due to chance is one in 10^3
There would be 3 matches that good in a database of this size by chance alone
The match in amino acid sequence is perfect, except for the amino acids at 3 positions.