Osmosis is best defined as the movement of a) molecules from an area of high concentration to an area of lower concentration. b) molecules from an area of low concentration to an area of higher concentration. c) water molecules across a membrane from an area of low water to an area of higher concentration. d) water molecules across a membrane from an area of high water concentration to an area of lower concentration. e) water molecules inside a container.

1. emigration the movement of people from one place to another 2. immigration a situation in which resources are being used up at a faster rate than they can be replenished 3. migration the leaving of one's homeland to settle in a new place 4. overpopulation the movement of people to a new country 5. sustainable development a situation in which the birth rate is not sufficient to replace the existing population 6. underpopulation the ability to meet current needs without reducing the ability to meet future needs 7. unsustainable development the increase in the population of a city 8. urbanization a situation in which the number of people exceeds the available natural resources in an area

How do living things obtain phosphorus

What are two examples of conduction that we use everyday