Insulin consists of 2 polypeptide chains, such as chain A and chain B.
Write the number of amino acid in each chain.

Insulin consists of 2 polypeptide chains, such as chain A and chain B. C peptide is absent in mature insulin Give reason.

Number of carbon atoms in the main chain.

The amino acid Composition of a portion of beta polypeptide chain of haemoglobin Is given. Write the difference between the Beta chain of normal haemoglobin and Beta chain of sickle cell anaemia haemoglobin?

What is food chain?