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Warning: The hard deadline has passed. You can attempt it, but you will not get credit for it. You are welcome to try it as a learning exercise.

There are 10 questions. You may re-take the quiz up to two times.

Question 1

Which best describes MeSH?

Question 2

What best defines primary key?

Question 3

In a typical spreadsheet, columns can be referred to as:

Question 4

Which of the following statements about a primary key in a database is NOT CORRECT?

Question 5

In a nucleotide database record at NCBI, the region of DNA that codes for a protein is labeled:

Question 6

What might be unintended consequences to searching a DNA sequence database with "human instead" of "human [orgn]?"

Question 7

What is the best way to access the history of sequence changes to an NCBI Nucleotide record?

Question 8

Chargaff's rules state that in DNA sequences, there as many adenines as thymines and as many cytosines as guanines. Typically, DNA follows Chargaff's rules, but mRNA does not. Why is that usually correct?

Question 9

Which of the following searches should be narrowest, potentially yielding the fewest results?

Question 10

Which of the following terms best describes any group of connected databases, such as NCBI?
    
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