Which amino acids are considered to be essential amino acids?
a. those that cannot be derived from foods
b. those that cannot be manufactured by the body at all or in sufficient quantity
c. those that are necessary to the function of protein production
d. those that are more rare than non-essential amino acids
Answer: b. those that cannot be manufactured by the body at all or in sufficient quantity
The amino acids that are considered to be essential amino acids are those that cannot be manufactured by the body at all or in sufficient quantity and therefore must be acquired through dietary sources, such as food or supplementation.