| FL-2 | feline lung [cells] |
|---|---|
| FRC | Federal Radiation Council; frozen red cells; functional reserve capacity; functional residual capaci... |
| FS | factor of safety; Fanconi syndrome; Felty syndrome; fibromyalgia syndrome; field stimulation; Fisher... |
| G0 | quiescent phase of cells leaving the mitotic cycle |
| G1 | presynthetic gap [phase of cells prior to DNA synthesis] |