Proteins contain what elements?
Understand the Problem
The question is asking about the elemental composition of proteins, specifically which elements are found in their structure.
Answer
Carbon, hydrogen, oxygen, nitrogen, sometimes sulfur, and occasionally phosphorus.
The essential elements in proteins are carbon, hydrogen, oxygen, and nitrogen. Sometimes, they also contain sulfur and occasionally traces of other elements like phosphorus.
Answer for screen readers
The essential elements in proteins are carbon, hydrogen, oxygen, and nitrogen. Sometimes, they also contain sulfur and occasionally traces of other elements like phosphorus.
More Information
Proteins are macronutrients essential for various biological functions. The unique presence of nitrogen differentiates proteins from carbohydrates and lipids. Additionally, the presence of sulfur in some amino acids, like cysteine and methionine, contributes to protein structure and function.
Tips
Do not confuse proteins with carbohydrates or lipids, which do not contain nitrogen. Also, remember that sulfur is not present in all proteins, only in certain amino acids.
Sources
- Proteins - Medicine LibreTexts - med.libretexts.org
- What elements make up proteins? - Socratic - socratic.org
