2. In this chapter, you learned that some pathogens must attach to host cells to cause disease. To accomplish this, molecules on their surface (adhesins or ligands) recognize and attach to molecules (receptors or integrins) on the surface on certain host cells.
So a chromatic note, is any note you play that is not in the scale you are playing. They are also a great way to practice, especially if you are going through the pentatonic scale. Try adding one of these outside chromatic notes to your scale, and see how it sounds above the chord you are playing over.
Starting note. The chromatic scale can start on any note at all. Look out for fragments of a chromatic scale (which could be as short as a few notes, or even spanning several octaves) in a piece of music. The chromatic scale is often used for decorative, colourful effect. reminder: The major scale. We have looked at the concept of the major scale in the previous study guide, so here is a quick reminder. The important aspect of this scale is the pattern of semitones and tones that form the intervals between the notes.