_____________ fermentation of cabbage and other vegetables is a common way of preserving fresh vegetables in the western world, China, and Korea (where kimchi is a staple in the diet).

Vinegar is a product resulting from the conversion of ____________ to acetic acid by acetic acid bacteria, Acetobacter spp.

In general, carbohydrates and proteins contain approximately  _________ Calories of energy per gram.

Fats contain approximately _______ Calories per gram.