What is the process of protein synthesis based on genetic information called?

$\alpha$-helix is found in

In fibrous proteins,the polypeptide chains are held together by.......

Which bond is responsible for the secondary structure of proteins?

Consider the following statements:
Statement-$I$: Lysine and arginine are essential and basic amino acids.
Statement-$II$: Leucine and phenylalanine are non-essential and neutral amino acids.

$A$ codon has a sequence of $\underline{A}$,and specifies a particular $\underline{B}$ that is to be incorporated into a $\underline{C}$. What are $\underline{A}, \underline{B}, \underline{C}$?
$\underline{A} \quad \underline{B} \quad \underline{C}$