Answers. Best Answer: It's all about homeostasis. Most endothermic species have enzymes which have an optimum temperature at 37 degrees c. Ectothermics species (reptiles etc) may have enzymes which have lower optimum rates. For humans, internal functions will operate efficiently provided that temperature regulation occurs.
Florence, Colorado. From Wikipedia, the free encyclopedia. Florence is a Statutory City located in Fremont County, Colorado, United States. The population was 3,881 at the 2010 census, up from 3,653 in 2000.
More than 50 buildings date back to the 1870s, including the Tabor Opera House. Leadville is located in the geographic center of Colorado, on U.S. Hwy. 24, part of the Top of the Rockies Scenic and Historic Byway. The town's paved Mineral Belt Trail offers year-round recreation for bikers, hikers, snowshoers and cross-country skiers.