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Which one of the representations describes the oligopeptide shown below? 

When a peptide bond is formed, a(n ) [1] group reacts with a carboxylate group.   In the peptide Trp─Ser─Val, valine is at the [2].   In the tripeptide Trp─Val─Phe, the N-terminal residue is [3].

Using phylogeny all living organisms can be divided into the following domains:

Proteins can be digested in a variety of ways. Which of the following is frequently used to mark proteins for degradation by the proteasome?

______________ has emerged as a technique for protein sequencing.

Which of the following is/are advantages to the constant degradation and reformation of proteins?

It is always a good idea to wear PPE even when engineering controls are in place just to be a little bit safer. 

The difference between a JHA and a JSA is that a JHA is for high hazard industries and a JSA is for “safer” industries. 

When calculating days away from work only count business or scheduled working days.

According to the OSHA lockout/tagout standard (1910.147)