Written by the Fiveable Content Team โข Last updated September 2025
Verified for the 2026 exam
Verified for the 2026 examโขWritten by the Fiveable Content Team โข Last updated September 2025
Definition
Phosphorus is a chemical element that plays a crucial role in the structure and function of living organisms. It's an essential component of DNA, RNA, ATP (adenosine triphosphate), and phospholipids.