The document discusses different aspects of protein structure. It defines that a protein is made up of one or more polypeptide chains, and that the sequence of amino acids in the chains is called the primary structure. It also mentions that proteins can fold into precise three-dimensional shapes through chemical bonds and interactions, which is referred to as the tertiary structure. Additionally, it notes that amino acids can twist to form alpha helices in the secondary structure of proteins.

1. By Kieran , Tiffany , Michael , Sion & Johnique

2. Write down the word which replaces the gap.. A protein is made up of one or more ___________ chains. Answer : Polypeptide 

3. A protein is made up of one or more polypeptide chains ... The sequence of amino acids in the polypeptide chains is known as the .... Primary Structure of a protein Secondary structure of a protein Tertiary/quaternary structure of a protein dog bone  Answer : Primary Structure of a protein 

4. What is a Conjugated Protein ? Answer : A protein that has another chemical group associated with their polypeptide chain. 

5. What genetic disease can be caused by malfunction in the protein structure? Answer : Cystic fibrosis  Anymore ?  No?  OK

6. A polypeptide chain often bends and folds to produce a precise three-dimensional shape. Chemical bonds and hydrophobic interactions between R groups maintain this final structure of the protein. Which structure description was this taken from ? A. Secondary B. Tertiary C. Primary D. Quaternary Answer : Tertiary

7. In a Secondary structure amino acids twist to form what? A d-helix A c-helix An a-helix A q-helix An f-helix Answer : An a-helix 

9. What are the two types of R Groups ? Answer : Polar and Non-polar 

10. What is quaternary structure? Answer : Quaternary structure is when tertiary structures join together to make a bigger one. 

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