The endocrine system is a control system of ductless glands that secrete hormones within specific organs. Hormones act as messengers, and are carried by the bloodstream to different cells in the body, which interpret these messages and act on them.he pancreas is unusual among the body's glands in that it also has a very important endocrine function. Small groups of special cells called islet cells throughout the organ make the hormones of insulin and glucagon.
The island of Manhattan was purchased for wampum. Wampum was used as the main form of Native American Money because it had value as a decorative item, and many Native Americans pierced holes at the top of their wampum and wore them in a belt rather than carrying wampum in a bag.
The Dawes Act of 1887, which allotted tribal lands in severalty to individuals, was seen as a way to create individual homesteads for Native Americans.Land allotments were made in exchange for Native Americans' becoming US citizens and giving up some forms of tribal self-government and institutions.It resulted in the transfer of an estimated total of 93 million acres (380,000 km 2) from Native American control.and allotments were made in exchange for Native Americans' becoming US citizens and giving up some forms of tribal self-government and institutions. It resulted in the transfer of an estimated total of 93 million acres (380,000 km 2) from Native American control.