Answer: They are part of the scientific method. The test results confirm or disprove the hypothesis.
Explanation:
Water uptake, water is 90% of the plant cells expansion
<em>Denaturation involves the breaking of many of the weak linkages, or bonds (e.g., hydrogen bonds), within a protein molecule that are responsible for the highly ordered structure of the protein in its natural (native) state. Denatured proteins have a looser, more random structure; most are insoluble.</em>
I think it's 90% but I am not sure.
