Answer: Water is an excellent solvent meaning solutes will freely diffuse and be dispersed in a solution of water very quickly.
Explanation: Water has many properties that allow it to break up and dissolve many materials in addition to its natural ability to spread out and disperse a lot of solutes meaning that water might not literally chase milliosmoles, but it will move them around very quickly and efficiently.
When the air pressure within the alveolar spaces falls below atmospheric pressure, air enters the lungs (inspiration), provided the larynx is open; when the air pressure within the alveoli exceeds atmospheric pressure, air is blown from the lungs (expiration).
The use of more resources lead to a decrease in resources, therefore the need for more resources. More people means the more need for shelter. More people means more industrialisation to provide for the needs and wants of life.
I would say the 2nd one It helps growth and repair of cells of orgasms
But your school would probably say the 3rd one It helps remove toxins from the body to maintain homeostasis