8) This is the purpose for which something exists.

This is the process of making a prediction based on the results of prior observations of similar events.

Knowing the importance of the essential elements, why would someone chose a diet that does not address all of them?

If a cell is placed into a hypertonic environment,what will happen to it ? a)it will shrink or shrivel b)nothing c)it will burst d) it will expand or enlarge