Chat with tutor

Ask Questions, Get Answers

Questions  >>  CBSE XII  >>  Chemistry  >>  Biomolecules

What are Proteins . Give the structures of Proteins.

$\begin{array}{1 1} \text{(a) Primary structure , Secondary structure , Tertiary structure} \\ \text{(b)water-soluble and fat-soluble.} \\ \text{(c) Helical structure , DNA structure} \\ \text{(d) None of the above}\end{array} $

1 Answer


Proteins They are linear polymers  of a-amino acids.

Structure of Proteins

 (a) Primary structure:  It simply reveals the sequence of amino acids.(fatty acids , starch)

 (b) Secondary structure:  α-helix structure maintained by hydrogen bonds  or β-pleated sheet structure when R is small group.

(c) Tertiary structure:  The folding and superimposition of polypeptide  chains forms a compact globular shape, termed as tertiary structure. It is stabilised by covalent, ionic, hydrogen and disulphide bonds. The precise arrangement constitutes the quaternary structure.

Help Clay6 to be free
Clay6 needs your help to survive. We have roughly 7 lakh students visiting us monthly. We want to keep our services free and improve with prompt help and advanced solutions by adding more teachers and infrastructure.

A small donation from you will help us reach that goal faster. Talk to your parents, teachers and school and spread the word about clay6. You can pay online or send a cheque.

Thanks for your support.
Please choose your payment mode to continue
Home Ask Homework Questions
Your payment for is successful.
Clay6 tutors use Telegram* chat app to help students with their questions and doubts.
Do you have the Telegram chat app installed?
Already installed Install now
*Telegram is a chat app like WhatsApp / Facebook Messenger / Skype.