Which of the following is the simplest amino acid?

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

Evaluate the following statements regarding amino acids:
$1.$ We get non-essential amino acids through our food.
$2.$ Essential amino acids can be made by our body.

Amino acids are those which...

Which element is a constituent of all amino acids?

$P$ - Statement: Hemoglobin is a conjugated protein.
$Q$ - Statement: Hemoglobin is an essential protein for the transport of $O_2$.