Cysteine and methionine are amino acids containing $........$.

Given below are two statements.
Statement $I$ - Most of the blood proteins are acidic proteins.
Statement $II$ - Derived proteins are not found in nature.
In the light of above statements,select the correct option given below:

What is the three-dimensional structure of an entire protein called?

Which of the following amino acids is not aromatic?

Hemocyanin of a snail contains how many amino acids?

Which molecule is formed by the linkage of two amino acids?