Coenzymes. Coenzymes: A nonprotein component of enzymes is called the cofactor. If the cofactor is organic, then it is called a coenzyme. Coenzymes are relatively small molecules compared to the protein part of the enzyme. Many of the coenzymes are derived from vitamins.
twoâ²-step`. 1. a ballroom dance in duple meter, marked by sliding steps. 2. a piece of music for, or in the rhythm of, this dance.
Image Â© Brandy Kraemer, 2015. Definition: A half step is the smallest interval in Western musical scales: D sharp is one half-step higher than D; D flat is one half-step lower than D. 1  There are two half steps in one whole step. 2  Also known as a semitone or minor 2nd.