Sciency project question HELP?

i was given a science project and i need help answering it . Here it goes ;Alice placed some lettuce into salt water or vinegar solution in order to k

i was given a science project and i need help answering it . Here it goes ;Alice placed some lettuce into salt water or vinegar solution in order to kill germs. She later realizes that the lettuce had shrank. explain what accounted for the shrinkage.
i really need the answer . thanks

or:i was given a science project and i need help answering it . Here it goes ;Alice placed some lettuce into salt water or vinegar solution in order to kill germs. She later realizes that the lettuce had shrank. explain what accounted for the shrinkage. i really need the answer . thanks

or:Vinegar solution would be the answer to make it shrink

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