General characteristics of hormones are as follows:Hormones are secreted by endocrine cells. Hormones are chemical messengers.The are chemical signals that circulate in the body fluids. The hormones regulate the behavior of the target cells. Hormones, unlike enzymes do not catalyze any reaction.
With a volume of 18,700,000 acre feet (23.1 km3) when full, Fort Peck is the fifth largest artificial lake in the United States. It extends 134 miles (216 km) through central Montana, and its twisting, inlet-studded shoreline has a total length of some 1,520 miles (2,450 km).
Peckerwood Lake is a 4,000-acre private lake in Prairie County, Arkansas. The lake was formed in 1942 by a dam constructed on the Big La Grue Bayou for irrigation purposes. The lake is also used for recreation and is well known for its populations of channel catfish and crappie. Fishing is the main activity on Peckerwood Lake. Sport fish in the lake include crappie, catfish, largemouth bass, and bream. There are two access areas for those wishing to launch a boat on the lake. Herman's Landing is on the south side, and Red Barn Landing is located on the north side of the lake.