What is the term for a cell not getting enough oxygen

Ahypothesis that has been tested again and again , with similar results each time may become a law , true or false

25) a student takes four samples of a white crystalline solid and places each in a well plate. on top of each sample, she carefully places 20 drops of clear mystery liquids a, b, c and d. her results for each well are: liquid a: the solid dissolves quickly. liquid b: the solid appears unchanged. liquid c: a brownish colored liquid is produced. liquid d: fizzing occurs and the well becomes warmer. in which well does a physical change occur?

Why does miranda have that particular vision of dr hildesheim answer?