What was c? But I think its A.) a molecule that changes state.
An acronym for change would be preserve because that means keep
<span>The plant cell was placed in a hypertonic solution. Due to its higher concentration of solutes and a net movement of water outside a hypertonic solution causes the cell to shrink. In other words, when a plant cell is placed in hypertonic solution the water from the cell will be forced out of the cell in an attempt to balance itself. This is known as plasmolysis.</span>
Answer:
I dont know what your experiment is but the control variable is the thing your keeping the same.
Explanation:
PH is the correct answer.... Hope I helped! :D brainliest? :D