What prefix denotes life?

The prefix that denotes life is "bio-." This prefix is derived from the Greek word "bios," which means "life." In medical and biological terminology, "bio-" is commonly used in terms related to living organisms and life processes. For example, terms like "biopsy" refer to the examination of living tissue, and "biology" is the scientific study of life and living organisms. Understanding this prefix is crucial for medical assistants as it frequently appears in various medical contexts and helps convey important information about health, living systems, and biological functions. The other prefixes listed pertain to different concepts, such as "dys-" indicating difficulty or abnormality, "macro-" referring to large, and "cyt/o-" relating to cells. These distinctions highlight the specific focus each prefix has, reinforcing why "bio-" is the correct choice for indicating life.