[pitch] F+ is a musical pitch approximately 20 cents sharp of modern concert F (500 + 20 = 520 cents), and is primarily associated with the Northumbrian smallpipes. Play Similarly, composer Ben Johnston uses a `−` as an accidental to indicate a note is lowered 21.51 cents, or a `+` to indicate a note is raised 21.51 cents (which is the wi...
Found on
http://en.wikipedia.org/wiki/F+_(pitch)

E. coli cell containing the F plasmid, capable of forming a conjugation pilus
Found on
https://courses.lumenlearning.com/microbiology/chapter/glossary/
No exact match found.