Ninhydrin Is Used

question 36

Multiple Choice

Ninhydrin is used

• A) to determine the N-terminal amino acid of a peptide.
• B) to sequence amino acids in a peptide.
• C) to detect amino acids derived from hydrolysis of a peptide.
• D) to couple amino acids during solid-phase peptide synthesis.
• E) to hydrolyze peptides on the carboxyl side of aromatic amino acid residues.

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Definitions:

dfWG

Degrees of freedom within groups, a concept in statistical analysis that represents the number of independent pieces of information available to estimate a parameter or calculate a statistic within a subset or group.

Degrees of Freedom

The total amount of discrete variables or numbers that are able to fluctuate within a study without breaking any limitations.

Factor B

A variable or condition that is manipulated or varied in an experiment, considered distinct from other variables or conditions.

Levels

The distinct values or stages that a variable can take on within a dataset, often referring to categorical variables.