Need Biology Help Please!!?

Question

Before refrigerator was invented, many foods were preserved by soring them in salt.

Explain why micro-organisms may have a difficult time growing on food preserved this way.

Give two examples of foods that are preserved using salt.

Thanks

Answer 1

Salt preserves foods by lowering the amount of "free" water

molecules in foods. Bacteria can't grow where free water

molecules are barely present.

Ex. Fish