ElementsEasyQuestion 10405
Question
The four major elements making up most of living matter are:
- ACarbon, hydrogen, oxygen, and nitrogenCorrect
- BCalcium, sodium, potassium, and iron
- CSulfur, phosphorus, copper, and zinc
- DOnly carbon and oxygen
Correct answer
Carbon, hydrogen, oxygen, and nitrogen
Explanation
These four elements dominate the composition of biomolecules.