Question

select all that apply
choose the six most abundant (by weight) elements that account for 98.5% of the body weight.

□ calcium
□ potassium
□ oxygen
□ sulfur
□ carbon
□ nitrogen
□ hydrogen
□ magnesium
□ sodium
□ phosphorus

Explanation:

Oxygen, carbon, hydrogen, nitrogen, calcium, and phosphorus are the six most abundant elements by weight in the human body, accounting for about 98.5% of body - weight. Oxygen is a major component of water and is involved in many metabolic processes. Carbon is the basis of organic molecules. Hydrogen is also part of water and many organic compounds. Nitrogen is in proteins and nucleic acids. Calcium is important for bones and teeth, and also has other physiological functions. Phosphorus is in nucleic acids and ATP.

Answer:

Oxygen, Carbon, Nitrogen, Hydrogen, Calcium, Phosphorus