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RELEVANT LEARNING OUTCOME:
(c) Explain primary structure, secondary structure, tertiary structure and quaternary structure of proteins, and describe the types of bonds that hold the molecule in shape (hydrogen, ionic, disulphide bonds and hydrophobic interactions).
🕐Estimated time for this section: 15 minutes
Hydrogen Bond
Hydrogen Bond
👁️🗨️ Watch the video to learn about how hydrogen bond is formed.
Why are there partial charges (slight negative and positive) in O and H respectively in a water molecule?
What is a polar molecule? Give an example of a polar amino acid.
Disulphide Bonds
Disulphide Bonds
👁️🗨️ Watch the video to learn about how disulphide bond is formed.
Why is cysteine a unique amino acid?
Which part of cysteine amino acid is involved in formation of disulphide bond?
Different bonds of polypeptides
Different bonds of polypeptides
Watch the video about Side chain interactions and amino acids
Application: How does lash lift work?
Application: How does lash lift work?
👁️🗨️ Watch the video to learn about how lash lift works!
What is the main protein found in our hair?
What chemical bond is involved in this process (eye lash lifting)?
What chemical is needed to break such bond during the process?
What is the other chemical needed to reform these bonds?
🖊️Check Your Understanding: Learning Goals
🖊️Check Your Understanding: Learning Goals
Attempt Qn 8 and 10 of the Proteins Learning Goals
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