A single-cell organism or plant that feeds on simple sugars that are converted into alcohol and carbon dioxide through fermentation. Yeast is used as an activator to start various reactions necessary to produce alchoholic beverages and baked goods. In alcoholic beverages, it is a key enabler for the fermentation of grains resulting in the creation of alcohol and carbonation common in wine, beer, and other beverages.
I am having pregnancy symptoms (nausea, tender nipples) but I got a BFN (big fat negative) on my home pregnancy test. Those could be pregnancy symptoms, and you may indeed be pregnant, especially if you had intercourse during your fertile time and took that pregnancy test before you were really late..
1 A false positive pregnancy test means that your pregnancy test is positive but you are NOT pregnant. 2  A false negative pregnancy test means that you test negative but you ARE pregnant. Medications-Some drugs like Methadone, chlordiazepoxide, or promethazine can give a false positive pregnancy test.  2  Phantom-hCG 3  . The most important though very rare false positive blood test is a woman who has a low positive blood pregnancy test, the urine test is negative, and she is not pregnant.