Why do grocery store owners spray fresh fruits and vegetables with water?
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This is done to prevent wilting or plasmolysis. In order for plants to thrive, they must maintain the correct amount of Turgor Pressure (water pressure inside plant cells). The water sprayed onto the plants helps with this process

Explanation:

lthis is done mainly just to make them look nicer to apeal to more costumers

emerging idea only occurs as a raw idea that could appear out of nowhere. meanwhile, to reach scientific consensus , that idea must be structured and tested over and over again through various experiments. the scientific consensus transforms the raw idea into idea that is more reliable through the process of scientific elimination.

not necessarily. higher fitness requires the organism to be reproductive successful. for example, an organism at age 10 with 15 offspring is much more fit than an organism at age 15 with only 5 offspring.