Question

There are twenty amino acids in living organisms. Ten of these are referred to as essential amino acids. Why are they called essential amino acids?

These amino acids are the only ones that are important for the body to function properly.

These amino acids cannot be made by the human body and must be consumed in one’s diet.

These amino acids are the only ones that are made by the human body.
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Answer 1

2nd one

Step-by-step explanation:

these amino acids cannot be made by the human body and must be consumed in one's diet

they can be synthesized in sufficient quantities in the body.