To keep bacterial levels low, store ground beef at 40 Â°F (4.4 Â°C) or below and use within 2 days, or freeze. To destroy harmful bacteria, cook. ground beef to a safe minimum internal temperature of 160 Â°F (71.1 Â°C).
Orcadian: Orcadians - Wikipedia, the free encyclopedia. Basically, the descendants of Picts, Scots, and Vikings. Shovel Teeth: http://3.bp.blogspot.com/-A9ipYvA1R_...nt+line+up.gif. They have bulbs at the top, and look sorta scooped out in the middle, hence why they're called shovel teeth.
Circadian rhythm. A circadian rhythm /sÉËrËkeÉªdiÉn/ is any biological process that displays an endogenous, entrainable oscillation of about 24 hours. These 24-hour rhythms are driven by a circadian clock, and they have been widely observed in plants, animals, fungi, and cyanobacteria. The term circadian comes from the Latin circa, meaning around, and diÄm, meaning day. The formal study of biological temporal rhythms, such as daily, tidal, weekly, seasonal, and annual rhythms, is called chronobiology ...