The primary elements making up living organisms are

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Quizplus · Accepted Answer

Carbon, hydrogen, oxygen, sulfur, nitrogen, and phosphorus are the primary elements that make up living organisms. These elements are found in all biological molecules including proteins, carbohydrates, lipids, and nucleic acids. Other elements such as iron, sodium, calcium, and iodine are also important for certain biological processes, but they are not as abundant or essential as the primary elements listed in option A.

The Primary Elements Making Up Living Organisms Are