What are polypeptides?

Proteins are polypeptide chains made up of amino acids connected through peptide bonds. This sequence of amino acid is said to be _______ structure of proteins.

Which of the following hormones is not a polypeptide?

The shape of polypeptide is :

Polypeptide chains of two haemoglobin molecules are shown below. One of the chains shows an abnormality. Observe the diagram and answer the following questions. a. Which of the polypeptide chain in haemoglobin is abnormal leading to a disease? b. What is the reason for this abnormality? c. What will be the effect of this change in polypeptide chain?

A beta -pleated sheet organisation in a polypeptide chain is an example of

The two polypeptides of human insulin are linked together by:

In protein synthesis of prokaryotes , the initation of polypeptide chain is infuced by :

Assertion : Human insulin can be produced into bacterial cells using biotechnology Reason : To produce human insulin the A, B and C polypeptides of the human insulin are produced separately in the bacterial cells, extracted and combined by creating disulphide bonds

Consider the following statements i. r-RNA provides the template for synthesis of proteins ii. t-RNA brings amino acids and reads the genetic code iii. RNA polymerase binds to promoter and initiates transcription iv. A segment of DNA coding for polypeptide is called intron

What are lipids ? What is their role in our body ?