Hormones are usually small molecules made by a gland. They are secreted following a suitable stimulus and transported in the blood. Blood carries hormones to a target organ or group of cells which will recognise the hormone (this triggers a specific chemical response when the correct receptor is activated).ormones are usually small molecules made by a gland. They are secreted following a suitable stimulus and transported in the blood. Blood carries hormones to a target organ or group of cells which will recognise the hormone (this triggers a specific chemical response when the correct receptor is activated).
Buckingham Palace: Our Tips. When to See the Changing of the Guards. The changing of the guard takes place everyday at 11:30am from April through July, and on alternate days the rest of the year. Due to its popularity, the changing of the guard attracts massive crowds. If you want to secure a spot near the fence to get the best view of the spectacle, it's necessary to show up at least a couple of hours in advance.
Each year Buckingham Palace hosts a special exhibition as part of the summer opening. The exhibition changes each year, but always provides a fascinating glimpse into royal life. Outside of the summer opening, you can still see the iconic exterior of the palace and watch the famous Changing the Guard.