Biology 1100 - Principles of Biology » Fall 2019 » Prelab Quiz 10

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Question #1
The BLAST E-value is the number of expected hits of similar quality (score) that could be found just by chance. E-value of 10 means that up to 10 hits can be expected to be found just by chance, given the same size of a random database. The lower the E-value…
A.   the higher the chance that the match is meaningful and not just random
B.   the lower the chance that the match is meaningful and not just random
Question #2
In this exercise, the query sequences that you will enter into the BLAST search window are:
A.   the PTC taster and non-taster alleles
B.   the primers you used for PCR
Question #3
The goal of the BLAST search is to find:
A.   sequences that match well to the query sequence
B.   identify additional query sequences
Question #4
Which tool will be used to locate the TAS2R38 gene one of the human chromosomes?
A.   Multiple Sequence Alignment
B.   Map Viewer
C.   BLAST
Question #5
Which tool will be used to compare TAS2R38 gene sequences of human, chimpanzee, bonobo, and gorilla?
A.   Multiple Sequence Alignment
B.   BLAST
C.   Map Viewer

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