Environment will pose a change in health because its what the organism is subjected to constantly, for example, if you subject someone to increased sunlight their vitamin D levels should rise, that is a change in health brought on by a change in the environment.
Yes, phosphoproteins is present in the cell membrane, preventing the flow of excess water into the cell.
Hydrophilic I believe I’m not sure
To test the Porosity of the hair, one should select a small section of hair at the crown, hold it at the root and the tip, and slide the hair down two to three times slowly. The porosity of the hair is the ability to absorb moisture and may be low, normal or high. A porosity test indicates the category of an individuals hair. It is important since one is able to maintain hair's health than merely just knowing the hair type.
Answer:
The Ring of Fire or also known as the Circum-Pacific Belt
Hope that helps!