osmosis. 1. Movement of water through a selectively permeable membrane, e.g. a cell membrane. 2. The movement of solvent molecules through a semipermeable membrane from a dilute solution to a more concentrated solution. 3. Diffusion of a fluid (e.g., water) through a semipermeable membrane.
The Declaration Of Independence was signed in Philadelphia in 1776.
The Declaration became official when Congress voted for it on July 4; signatures of the delegates were not needed to make it official. The handwritten copy of the Declaration of Independence that was signed by Congress is dated July 4, 1776.ccording to the 1911 record of events by the U.S. State Department, under Secretary Philander C. Knox, the Declaration was transposed on paper, adopted by the Continental Congress, and signed by John Hancock, President of the Congress, on July 4, 1776.