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.
Upon arriving in America, English colonists naturally continued using British currency such as the pound, the shilling, and the pence. But as tensions mounted and they began breaking away from England, colonists found better ways to support the growth and well-being of their new colonies. You may recall having heard a few of these famous sayings about currency: The use of money is all the advantage there is in having it.