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.
chromatic. Use chromatic in a sentence. LINK / CITE ADD TO WORD LIST. adjective. The definition of chromatic is having colors, or a musical scale that includes half tones and full tones. An example of something chromatic is a rainbow.hromatic. 1  of color or having color or colors. 2  designating or of colors other than black, white, and gray. 3  highly colored. 4  Biol. 5  Music. 6  using or progressing by semitones: a chromatic scale. 7  producing all the tones of such a scale: a chromatic instrument. 8  using tones not in the key of a work: chromatic harmony.