This Group of Vitamins Was Originally Thought to Have Only

question 11

Multiple Choice

This group of vitamins was originally thought to have only one chemical form; the different vitamins became distinguished by each having a number added to the name.

• A) fat-soluble vitamins
• B) water-soluble vitamins
• C) B-vitamins
• D) all vitamins

---

Definitions:

Eligible Participants

Individuals or groups who meet specific criteria set by researchers or program administrators to take part in a study or project.

Epidemiological Study

A study that measures the incidence and prevalence of a disorder in a given population.

Analogue Experiments

Experiments that simulate real-life situations in a controlled environment to study behaviors or phenomena.

Unnecessary Distress

Stress or suffering that is not essential or a natural consequence of a situation, often implying that it could be avoided or mitigated.