Algae can grow out of control when too many nutrients containing and enter the water. phosophorus and nitrogen
carbon dioxide and oxygen
protein and sugars

(This is 7th grade science)

Amino acids contain the elements carbon, hydrogen, oxygen, nitrogen, and sometimes sulfur. of the 20 amino acids found in humans, 11 are called "nonessential" because they can be manufactured by the body when needed. which elements in these 11 amino acids are commonly obtained from the metabolism of sugar molecules?