Question

All biomolecules are made up of the elements
A. carbon, hydrogen, nitrogen, and oxygen
B. carbon, hydrogen, oxygen, and sulfur
C. carbon, hydrogen, and oxygen
D. carbon, hydrogen, nitrogen, oxygen, and sulfur

Answer 1

The correct answer is **D. carbon, hydrogen, nitrogen, oxygen, and sulfur**.

Biomolecules, such as proteins, nucleic acids, carbohydrates, and lipids, are primarily composed of these elements. Carbon, hydrogen, nitrogen, and oxygen are fundamental, while sulfur is also an important component in certain proteins.