Which biomolecules always require nitrogen?

Understand the Problem

The question is asking which types of biomolecules are always dependent on nitrogen for their structure or function. This typically pertains to proteins, nucleic acids, and other nitrogen-containing compounds essential for life.

Answer

Nucleic acids and proteins

The final answer is nucleic acids and proteins.

Answer for screen readers

The final answer is nucleic acids and proteins.

More Information

Nucleic acids and proteins both contain nitrogen as a fundamental part of their structures. Nucleic acids include DNA and RNA, which have nitrogenous bases, while proteins are made up of amino acids that also contain nitrogen.

Tips

A common mistake is to think carbohydrates or lipids require nitrogen, but they do not. Focus on the presence of functional groups that contain nitrogen.

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