LQB182 FINAL QUESTIONS WITH COMPLETE SOLUTIONS
What are the bonds that hold elements together? From strongest to weakest. correct answer: - Covalent bond - Ionic Bond - Hydrogen Bond - Van Der Waal's forces What is one of the main functions of Cysteine as an amino acid? correct answer: Formation of Di-sulphide bridges What are the 4 levels of Protein structure? Give explanation/examples of each. correct answer: 1. Primary - Simply the unique sequence of amino acids making up the single, linear chain of a polypeptide 2. Secondary - The coiling or folding of a polypeptide into repeating configurations (Eg. the alpha helix and the Beta pleated sheet. 3. Tertiary - The "overall" shape of the polypeptide with further linking of R groups and Van der Waal's forces to end up looking like a fu cking bean. 4. Quaternary - A protein structure built from 2 or more polypeptides coming together (Eg. Haemoglobin) What are the seven functions of proteins? correct answer: 1. Structure 2. Storage
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lqb182 final
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lqb182 final questions with complete solutions