Question

what atoms do all biomolecules share?

1. carbon, hydrogen and oxygen
2. sulfur, nitrogen and phosphorus
3. carbon, proteins, and oxygen

Explanation:

Biomolecules such as carbohydrates, lipids, proteins, and nucleic acids all contain carbon, hydrogen, and oxygen atoms. Proteins are biomolecules themselves, not atoms. Sulfur, nitrogen, and phosphorus are not present in all biomolecules.

Answer:

A. Carbon, Hydrogen and Oxygen