Biology · Protein
In addition to Carbon (C), Hydrogen (H), and Oxygen (O), which characteristic element is invariably present in all proteins?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Potassium (K)
- 2Nitrogen (N)✓
- 3Chlorine (Cl)
- 4Sodium (Na)
Correct answer
Nitrogen (N)
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