Name the optically inactive amino acid with its structure.

What are amino acids?

Name the cells studied for deducing the possible structure of plasma membrane.

What is the importance of amino acids to us?

Explain Essential amino acids.

Name any two aromatic amino acids.

An optically active amide (A)C_5H_(11)NO on acid hydrolysis gives an acid and NH_3 . When (A) is treated with bromide and alkali a compound is obtained which one treatment with nitrous acid gives an optically active alcohol and nitrogen. The alcohol gives positive iodoform test. What is the structure of A and show the reactions involved.

Name the sugars present in nucleic acids.

Name the amino acid mainly involved in transamination reactions.

Name the amino acid whose R-group is : hydrogen