In your own words, What is osmosis?

How many cells are our body made of ? ♡

Which of the following types of pollution is most responsible for large numbers of deaths worldwide because of unsafe drinking water? (a) nutrient pollution (b) thermal pollution (c) pathogen pollution (d) sediment pollution

All of the following are purposes of committees except : a. committees to ease the work load within congress b. committees serve as the eyes and ears of the president when a bill is being approved c.committees allow lawmakers to listen to supporters and opponents of bills d. committees the public to learn about key problems and issues that face the nation