The process that occurs before hypothesis is Identifying the variables.
Answer:
The chromosomes have coiled and become more compact.
Explanation:
Some signs of a chemical change are a change in color and the formation of bubbles. The five conditions of chemical change: color chage, formation of a precipitate, formation of a gas, odor change, temperature change.
Part one is a semi-permeable membrane that separates the two solutions and allows bi-directional transport
