B.
The limp nature is due to the fact that the cells have lost water and are now shriveled.
Is this a bunch of typos or did you put this question in a different language?
Make sure it is on a flat surface and get eye level with the meniscus
<span>The purpose of the kidneys is to filter waste from the blood, and other things like water, glucose, amino acids, some minerals/vitamins, and other small molecules can also get filtered out. Reabsorbtion of water in the kidneys allows the body to maintain a fluid balance (drink a lot and you pee more cause you have an excess of water). As for the other aforementioned things, they're often needed for metabolic processes (such as certain enzyme functions) so loosing it to waste decreases efficiency and efficacy of other bodily processes. </span>
Pep rally's, service projects, announcements, posters, real life examples of the dangers that can happen.
I think the best way to teach young people is by showing them videos on the dangers and the harm it can have on yourself and others.