The answer is <span>2 can be made by the animal's body from other substances.
Both essential and nonessential amino acids have essential roles in the organism. Nonessential amino acids got their name because they are not an essential part of the diet. The main difference between these two groups of amino acid is that essential amino acids cannot be made by the animal's body and must be ingested in the diet unlike the nonessential amino acid which can be made by the animal's body.</span>
it allows for nutrients to come into the cell using passive tranport aka moving anything on a gradient without the use of energy (ATP).
Alphonse Bertillon was a French criminologist who first developed this anthropometric system of physical measurements of body parts.