Q: Nearly all of what are constructed from a set of just 20 common amino acids?


Read this paragraph and choose the correct option from the provided answers:

Nearly all biological proteins are constructed from a set of just 20 common amino acids. The names, abbreviations, and other information for each of these amino acids are presented in the Table below .

 Choices:

- artifical proteins

- mammal proteins

- complex proteins

- biological proteins


A:
biological proteins