An epidemic that has spread across multiple continents, or worldwide, for a period of time

When a disease is regularly found in a certain area; native to a certain area

Study of the patterns, causes, and effects of disease conditions

A medicine that kills bacteria

A supplement that provides 'good' bacteria to help you digest food

Compounds in food that promote the growth of beneficial bacteria

A microscopic organism, may be unicellular or in a colony of many cells

Large y-shaped proteins that can tag or neutralize bacteria or viruses

The process by which autotrophs use sunlight, water, and carbon dioxide to make sugars

The process by which living things get the energy out of their food