Which Vitamin Was Discovered First

question 28

Multiple Choice

Which vitamin was discovered first?

• A)A
• B)B₁₂
• C)C
• D)K

---

Definitions:

Adaptation

The process by which a species becomes better suited to its environment through genetic changes that promote survival and reproduction.

New Environment

A new environment refers to a different or changed habitat or setting in which an organism finds itself, potentially requiring adaptation for survival.

Evolution of Disease-Causing Organisms

The process through which pathogens, like bacteria, viruses, fungi, and parasites, change over time, often leading to the development of resistance to treatments.

Bacteria

Microscopic, single-celled organisms with a wide range of functionalities, from causing disease to aiding in digestion and nutrient cycling.