Option (i) is the answer.
The main structure of proteins is the sequence of amino acids in a polypeptide chain.
Each polypeptide is a protein has amino acids linked with each other in a specific sequence. This sequence of amino acids is said to be ____________.
(i) primary structure of proteins.
(ii) secondary structure of proteins.
(iii) the tertiary structure of proteins.
(iv) quaternary structure of proteins.
(i) primary structure of proteins.
(ii) secondary structure of proteins.
(iii) the tertiary structure of proteins.
(iv) quaternary structure of proteins.
Each polypeptide is a protein has amino acids linked with each other in a specific sequence. This sequence of amino acids is said to be ____________.
(i) primary structure of proteins.
(ii) secondary structure of proteins.
(iii) the tertiary structure of proteins.
(iv) quaternary structure of proteins.
(i) primary structure of proteins.
(ii) secondary structure of proteins.
(iii) the tertiary structure of proteins.
(iv) quaternary structure of proteins.
