Which gland produces saliva to aid in the initial digestion of food in the mouth?

Which everyday phenomenon explains why a wet cloth dries faster on a windy day compared to a calm day?

Which common antibiotic was first discovered from a mold by Alexander Fleming?

Which everyday biological process allows the human body to maintain a stable internal environment despite external changes?

Which scientist developed the process of pasteurization and contributed significantly to the germ theory of disease?

Which storage practice helps slow down the ripening and spoilage process of most fruits and vegetables?