Answer:
The poorer areas of the cities were characterised by overcrowded, badly built, unsanitary living accommodation, and filthy streets. Cholera, carried by dirty water, killed 16,000 Londoners in 1849 alone, and smallpox, scarlet fever, typhus, scurvy and rickets were rife.
Inter cellular communication involves transmission of information among cells of the body which are located far apart while intra cellular communication involve transmission of information within a cell. the correct answer to this question is 'a message is distributed across plasma membrane', this is because that is an example of intra cellular communication.
Senator William Borah was an outspoken Republican United States Senator, one of the best-known figures in Idaho's history. A progressive who served from 1907 until his death in 1940, Borah is often considered an isolationist,for he led the Irreconcilables, senators who would not accept the Treaty of Versailles, Senate ratification of which would have made the U.S. part of the League of Nations.
The cotton gin was a machine for separating cotton from its seeds.
