variation. divergence among individual animals of a group. The differences in the morphology or function of an organ or organism, are small enough to stay within the variability of the type organism or organ.
According to the Food and Drug Administration, your fridge should be set at or below 40 F (4 C). Your freezer should be set at 0 F (-18 C). Food stored in the freezer at 0 F will remain safe indefinitely, although the quality will decrease the longer the food is in the freezer. Freezing does not change a food's nutritional value.
Your freezer should be set at â18 Â°C (0 ÂºF) or lower, but definitely not above â10 ÂºC (14 ÂºF). Ice cream will start to soften between â14 Â°C (6 Â°F) and â12 Â°C (10 Â°F) (well for serving, but not for longer storage). Some yeasts can start to grow around 15Â°F.