About 25 of the 92 natural elements are known to be essential to life. Four of these 25 elements make up approximately 96% of living matter. Which of the following elements account for most of the remaining 4% of an organism's mass?

Question

Quizplus · Accepted Answer

The four elements that make up approximately 96% of living matter are carbon, oxygen, hydrogen, and nitrogen. Therefore, the elements that account for most of the remaining 4% of an organism's mass include calcium, potassium, phosphorus, and sulfur, as these are essential for various biological processes but are present in smaller amounts compared to the primary four.

About 25 of the 92 Natural Elements Are Known to Be